Bad Blood: Celeb Family Feuds

Osbourne gets back at Aguilera, who she says called her fat for years.

Celebrity Feuds Abound

Aguilera Slammed for Weight
Kelly Osbourne slammed Christina Aguilera
Madonna Questions Lady Gaga's Admiration
Madonna Disses Lady Gaga
'Pregnant Man' Thomas Beatie Says Chaz Bono 'Stole His Thunder'
Anthony Bourdain Lays Into Paula Deen
Franco Slams Gervais' Jokes
Padma Lakshmi's Custody Fight Gets Heated
Chelsea Handler Slams Angelina Jolie
Feuds: Nick Cannon Calls Chelsea Handler White Trash
LL Cool J's Not Cool With Sarah Palin
Donny Osmond: Lady Gaga Not Child Appropriate
Jewish Nationalist Group Urges Bar Refeali to Leave DiCaprio
 Hollywood Battles: Celebrity Feuds
Holyfield Clashes Cancels Appearance With Dr. Phil
Kevin Smith Too Fat to Fly?
Feud Brian Johnson Bono
Vatican Lashes Out at 'Avatar'
Hollywood Battles: Celebrity Feuds Sharon Stone Meryl Streep
Bad Blood: Celeb Family Feuds Suzanne Somers Whoopi Goldberg
Bad Blood: Celeb Family Feuds Eminem iTunes
Aguilera Slammed for Weight
Taylor Lautner arrives at the world premiere of "The Twilight Saga: Breaking Dawn - Part 1," Nov. 14, 2011, in Los Angeles. (Chris Pizzello/AP Photo)
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