ShowBiz Minute: Combs, Smith, Winfrey

Lawsuit accuses Sean Combs, 2 others of raping 17-year-old girl in 2003, which Combs denies; LL Cool J, Will Smith lead Grammys tribute to 50 years of hip-hop; Oprah Winfrey, Fantasia Barrino and Steven Spielberg attend the Los Angeles premiere of "The Color Purple."