LOL @ Cher calling David Letterman an asshole to his face.
When Kathy Griffin and Barbara Walters addressed their feud on The View, and Kathy encouraged Barbara to hit her:
Their feud stems from Kathy Griffin talking about Barbara in her act.
And when Cher finally told David Letterman why she never wanted to do his show:
When 50 Cent and Oprah talked about their feud face-to-face:
OWN / youtube.com
And when Iyanla Vanzant addressed — and apologized for — her falling out with Oprah while on her show:
Iyanla was a recurring relationship expert for the Oprah Show. But after several appearances, she mysteriously left, causing a rumored “rift” between the two.
Wendy and Diddy feuded after Wendy suggested he was gay on her radio show. This allegedly led to Wendy getting fired from the radio station.
When NFL player Jim Everett attacked Jim Rome, who repeatedly and purposely kept calling him the wrong name.
When Justin Bieber and Orlando Bloom confronted each other and it led to fists flying:
The beef is simple — Justin and Orlando reportedly hung out with each other's exes.
And when the same thing happened with Kid Rock and Tommy Lee — only they were both allegedly fighting over Pamela Anderson at the VMAs:
Power 105.1 / youtube.com
And last but not least, when Nicki Minaj confronted Miley, after Miley had talked badly about her to the press: