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| Rapper Jay-Z (R) and singer Beyonce Knowles attend the NBA All-Star basketball game in Los Angeles. (Reuters/Danny Moloshok) |
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| L.A.Clipper girls perform during the All-Stars Slam Dunk contest at the Staples Center in Los Angeles on February 19, 2011. (AFP/Mark Ralston) |
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| TV personality Lala Vazquez and NBA player Carmelo Anthony arrive to the National Basketball Players Association (NBPA) All-Star Gala on February 19, 2011 in Los Angeles, California. (AFP/Alberto E. Rodriguez) |
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| Actor Mark Wahlberg with sons Michael and Brendan attend NBA All-Star Saturday night presented by State Farm at Staples Center on February 19, 2011 in Los Angeles, California. (AFP) |
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| Maria Shriver, Christopher Schwarzenegger, and Shaquille O'Neal of the Boston Celtics attend NBA All-Star Saturday night presented by State Farm at Staples Center on February 19, 2011 in Los Angeles, California. (AFP) |
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| Singer John Legend and his girlfriend model Chrissy Teigen (L) attend the NBA All-Star basketball game in Los Angeles February 20, 2011. (Reuters) |
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| Carmelo Anthony arrives at the NBA basketball All-Star Game in Los Angeles on February 20, 2011. (AP/Matt Sayles) |
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| Los Angeles Clippers' Blake Griffin arrives at the NBA basketball All-Star Game in Los Angeles on February 20, 2011. (AP) |
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| Boston Celtics' Kevin Garnett, Rajon Rondo, Paul Pierce and Ray Allen arrive at the NBA basketball All-Star Game in Los Angeles on February 20, 2011. (AP) |
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| Actress Stacey Keibler arrives at the NBA basketball All-Star Game in Los Angeles on February 20, 2011. (AP) |
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| Actress Gabrielle Union arrives at the NBA basketball All-Star Game in Los Angeles on February 20, 2011. (AP) |
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| Head coach Doc Rivers of the Boston Celtics and the Eastern Conference is introduced before the 2011 NBA All-Star Game at Staples Center on February 20, 2011 in Los Angeles, California. (AFP) |
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| Singer Lenny Kravitz performs during player introductions before the start of the NBA All-Star basketball game in Los Angeles, February 20, 2011. REUTERS/Danny Moloshok (Reuters) |
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| Rappers Lil Wayne (L) and Sean 'P. Diddy' Combs greet each other at the NBA All-Star basketball game in Los Angeles, February 20, 2011. REUTERS/Lucy Nicholson (Reuters) |
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| Gene Simmons (L) of the rock band 'Kiss' and actor and former California Governor Arnold Schwarzenegger attend the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| East All Star Dwyane Wade of the Miami Heat is introduced before the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| Singer Justin Bieber (R) sits in the front row during the NBA All-Star basketball game in Los Angeles February 20, 2011. (Reuters) |
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| Canadian singer Justin Bieber throws the ball back to the referees during the NBA All-Star basketball game in Los Angeles February 20, 2011. (Reuters) |
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| Actor Dustin Hoffman (L) and his son Jake attend the NBA All-Star basketball game in Los Angeles, February 20, 2011. REUTERS/Lucy Nicholson (Reuters) |
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| Gene Simmons (L) of the rock band 'Kiss' and actor and former California Governor Arnold Schwarzenegger attend the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| Rappers Lil Wayne (L) and Sean 'P. Diddy' Combs greet each other at the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| Singer John Legend and his girlfriend model Chrissy Teigen (L) attend the NBA All-Star basketball game in Los Angeles. (Reuters) |
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| Singer Beyonce Knowles sits courtside while attending the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| Singer Keri Hilson sits courtside during the NBA All-Star basketball game in Los Angeles, February 20, 2011. REUTERS/Danny Moloshok (Reuters) |
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| Gene Simmons of the rock band 'Kiss' attends the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| Actor Dustin Hoffman (L) photographs actress LaLa Vasquez at the T-Mobile Magenta Carpet pre NBA All-Star Game event in Los Angeles, February 20, 2011. (Reuters) |
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| Musician Steven Tyler arrives at the T-Mobile Magenta Carpet pre NBA All-Star Game event in Los Angeles on February 20, 2011. (Reuters) |
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| Musician John Legend (R) and girlfriend Christine Teigen arrive at the T-Mobile Magenta Carpet pre NBA All-Star Game event in Los Angeles on February 20, 2011. (Reuters) |
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| Actor Zachary Levi arrives at the T-Mobile Magenta Carpet pre NBA All-Star Game event in Los Angeles on February 20, 2011. (Reuters) |
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| Actress Ellen Pompeo (R) and her husband record producer Chris Ivery arrive at the T-Mobile Magenta Carpet pre NBA All-Star Game event in Los Angeles on February 20, 2011. (Reuters) |
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| Musician Ciara arrives at the T-Mobile Magenta Carpet pre NBA All-Star Game event in Los Angeles February 20, 2011. (Reuters) |
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| Singer Rihanna performs during half-time of the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| Singer Rihanna (R) performs with Canadian rapper Drake during half-time of the NBA All-Star basketball game in Los Angeles February 20, 2011. (Reuters) |
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| Singer Rihanna performs during half-time of the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| Beyonce watches during the second half of the NBA basketball All-Star Game on Sunday, Feb. 20, 2011, in Los Angeles. (AP) |
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| Singers Rihanna (L) and Kanye West perform during half-time of the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| Singer Rihanna (L) performs with Canadian rapper Drake during half-time of the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| Singers Rihanna (L) and Kanye West perform during half-time of the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| Canadian singer Justin Bieber sits courtside during the NBA All-Star basketball game in Los Angeles February 20, 2011. (Reuters) |
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| Singer Rihanna performs during half-time of the NBA All-Star basketball game in Los Angeles, February 20, 2011. (Reuters) |
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| Canadian Singer Justin Bieber (L) and singer-songwriter Lenny Kravitz attend the NBA All-Star basketball game in Los Angeles February 20, 2011. (Reuters) |
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| Rihanna performs in the half time show at the NBA All-Star Game February 20, 2011, part of NBA All-Star Weekend at Staples Center in Los Angeles, California. (AFP) |
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| Singer Stevie Wonder sits courtside during the NBA All-Star basketball game in Los Angeles February 20, 2011. (Reuters) |
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| Rihanna performs in the half time show at the NBA All-Star Game February 20, 2011, part of NBA All-Star Weekend at Staples Center. (AP) |
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| Rihanna and Kayne West perform in the half time show at the NBA All-Star Game February 20, 2011, part of NBA All-Star Weekend at Staples Center in Los Angeles, California. (AFP) |
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| Rihanna performs in the half time show at the NBA All-Star Game February 20, 2011, part of NBA All-Star Weekend at Staples Center in Los Angeles, California. AFP PHOTO / Robyn Beck (AFP) |
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| Rihanna performs in the half time show at the NBA All-Star Game February 20, 2011, part of NBA All-Star Weekend at Staples Center in Los Angeles, California. AFP PHOTO / Robyn Beck (AFP) |
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| Rihanna performs in the half time show at the NBA All-Star Game February 20, 2011, part of NBA All-Star Weekend at Staples Center in Los Angeles, California. (AP) |
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| Rihanna performs in the half time show at the NBA All-Star Game February 20, 2011, part of NBA All-Star Weekend at Staples Center in Los Angeles, California. (AFP) |
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| Justin Bieber talks to Rihanna during the second half of the NBA basketball All-Star Game on Sunday, Feb. 20, 2011, in Los Angeles. (AP) |
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| Rihanna watches during the second half of the NBA basketball All-Star Game on Sunday, Feb. 20, 2011, in Los Angeles. (AP) |
