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JEWEL SAMAD/AFP/Getty Images)

US President Barack Obama

US President Barack Obama, First Lady Michelle Obama and their daughters Malia and Sasha(L) walk in the St John's Church across from the White House in Washington, DC, on July 17, 2011 to attend a Sunday prayer service . AFP Photo/Jewel Samad (Photo credit should read JEWEL SAMAD/AFP/Getty Images)

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(Photo by Harry How/Getty Images)

David Beckham

Dallas Mavericks Los Angeles Lakers at Staples Center on March 31, 2011 in Los Angeles, California. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this photograph, User is consenting to the terms and conditions of the Getty Images License Agreement. (Photo by Harry How/Getty Images)

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(Photo credit should read ROBYN BECK/AFP/Getty Images)

Will Smith

Actor Will Smith poses with his daughter actress Willow Smith as they arrive for the 53rd annual Grammy Awards at the Staples Center in Los Angeles on February 13, 2011. AFP PHOTO / Robyn Beck (Photo credit should read ROBYN BECK/AFP/Getty Images)

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(Photo by MARK RALSTON/ Getty Images)

Ryan Phillippe

LOS ANGELES, CA - JUNE 11: Actor Ryan Phillippe attends the 10th Annual Chrysalis Butterfly Ball on June 11, 2011 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images)

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(Photo by Alberto E. Rodriguez/Getty Images)

Dave Grohl

LOS ANGELES, CA - NOVEMBER 27: (L-R) Musician Dave Grohl, daughter Violet Grohl, wife Jordyn Blum and daughter Harper Grohl attend Yo Gabba Gabba! Live! There's A Party In My City at Nokia L.A. Live on November 27, 2010 in Los Angeles, California. (Photo by Alberto E. Rodriguez/Getty Images)

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(Photo by Alberto E. Rodriguez/Getty Images)

Jack Black

LOS ANGELES, CA - NOVEMBER 27: Actor Jack Black, son Thomas Black, musician Dave Grohl and daughter Violet Grohl attend Yo Gabba Gabba! Live! There's A Party In My City at Nokia L.A. Live on November 27, 2010 in Los Angeles, California. (Photo by Alberto E. Rodriguez/Getty Images)

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(Photo by Frazer Harrison/Getty Images for EGPAF)

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Pete Wentz

LOS ANGELES, CA - JUNE 07: Actress/singer Ashlee Simpson, her son Bronx Mowgli Wentz, and musician Pete Wentz attend A Time for Heroes Celebrity Carnival Sponsored by Disney, benefiting the Elizabeth Glaser Pediatric AIDS Foundation, held at Wadsworth Theatre on June 7, 2009 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images for EGPAF)

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(Photo by Stephen Lovekin/Getty Images)

Tom Hanks

NEW YORK - MARCH 10: (L-R) Actors Tom Hanks and Colin Hanks attend The Cinema Society and Brooks Brothers screening of "The Great Buck Howard" at the Tribeca Grand Screening Room on March 10, 2009 in New York City. (Photo by Stephen Lovekin/Getty Images)

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(Photo by Jason Merritt/Getty Images)

Alec Baldwin

LOS ANGELES, CA - JANUARY 25: Actor Alec Baldwin (L) and his daughter Ireland pose with his award for Outstanding Performance by a Male Actor in a Comedy Series for "30 Rock" in the press room at the 15th Annual Screen Actors Guild Awards held at the Shrine Auditorium on January 25, 2009 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

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(Photo by Toby Canham/Getty Images)

Tom Cruise

LOS ANGELES, CA - MAY 10: Katie Holmes (L) and Tom Cruise with daughters Suri Cruise (C) and Isabella Kidman-Cruise (R), with David Beckham's son Cruz Beckham (front 2nd R) and Brooklyn Beckham (back), watch the Major League Soccer match between New York Red Bulls and LA Galaxy at the Home Depot Center May 10, 2008 in Carson, California. (Photo by Toby Canham/Getty Images)

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(Photo by Noel Vasquez/Getty Images)

Robert Downey Jr.

LOS ANGELES, CA - MAY 04: Robert Downey Jr. (L) and his son Indio Downey (R) attend the Los Angeles Lakers against Utah Jazz playoff game at the Staples Center on May 4, 2008 in Los Angeles, California. (Photo by Noel Vasquez/Getty Images)

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(Photo by Kevin Winter/Getty Images)

Brad Garrett

HOLLYWOOD - MAY 23: Actor Brad Garrett (R) and daughter Hope Garrett arrive to the American Idol Season 6 Finale held at the Kodak Theatre on May 23, 2007 in Hollywood, California. (Photo by Kevin Winter/Getty Images)

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(Photo by Michael Buckner/Getty Images)

Donald Trump

LOS ANGELES, CA - JUNE 05: (L-R) Donald Trump Jr., Donald Trump, Tiffany Trump and Ivanka Trump arrive at the Season Five Finale of "The Apprentice" at the California Market Center on June 5, 2006 in Los Angeles, California. (Photo by Michael Buckner/Getty Images)

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(Photo by Frazer Harrison/Getty Images for Sony)

Bruce Willis

CULVER CITY, CA - DECEMBER 10: Rumer Willis and her dad Bruce Willis are seen onstage during Playstation BANDtogether, a benefit presented by Sony Computer Enterainment America and the Bruce Willis Foundation held at Smashbox Studios on December 10, 2005 in Culver City, California. PlayStation BANDtogether is a music and gaming festival, intended to raise money and awareness for Hollywood for Habitat for Humanity, Save the Children, and to support ONE: The Campaign to Make Poverty History. (Photo by Frazer Harrison/Getty Images for Sony)

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(Photo by Junko Kimura/Getty Images)

Brad Pitt

NARITA, JAPAN - NOVEMBER 27: Actor Brad Pitt (L) holds Zahara Marley Jolie (Angelina Jolie's daughter) as they arrive at the New Tokyo International Airport on November 27, 2005 in Narita, Japan. They are in Japan to promote a film "Mr. and Mrs. Smith." (Photo by Junko Kimura/Getty Images)

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(Photo by Alberto E. Rodriguez/Getty Images)

David Hasselhoff

CULVER CITY, CA - AUGUST 01: Actor David Hasselhoff (C) poses with his daughters Taylor Ann Hasselhoff (L) and Hayley Amber Hasselhoff as they arrive at the Comedy Central Roast Of David Hasselhoff held at Sony Pictures Studios on August 1, 2010 in Culver City, California. The "Comedy Central Roast of David Hasselhoff" will air on Sunday, August 15, 2010 at 10:00 p.m. ET/PT. (Photo by Alberto E. Rodriguez/Getty Images)