Actor vs. Actor(s): 15 of TV's Biggest Cast Feuds

It really is just all an act. What you see onscreen — a couple that can't keep their hands off each other, a loving family, a pair of loyal friends — doesn't always translate offscreen. With the recent news that Charlie Sheen got Selma Blair fired from his comedy, "Anger Management," we take a look back at some of the biggest cast feuds in TV history. — Kelly Woo, Yahoo! TV

1. Will Smith vs. Janet Hubert-Whitten, "Fresh Prince of Bel-Air"

Aunt Viv got a major makeover after Season 3 of "Fresh Prince" — because original actress Hubert-Whitten was fired and replaced after a contract renegotiation failed. She blamed Smith, once calling him an "a--hole." He blamed her bad attitude. If a reunion ever does happen, Hubert-Whitten shouldn't wait for an invitation.http://tv.yahoo.com/photos/actor-vs-actor-s-tv-s-biggest-on-set-feuds-1371684083-slideshow/will-smith-vs-janet-hubert-photo-1591553767.html