Her husband, Nick Cannon, even offered to defend her honor by meeting the rapper in the ring.
The late-night talk-show host told "The Daily Show's" Jon Stewart he had also once played a practical joke on Winfrey, convincing a waiter that she had agreed to pick up his tab. Tom Cruise got on Brooke Shields' bad side by decrying her use of medication to treat postpartum depression.
Shields responded with an op-ed in The New York Times, and Cruise later apologized for his remarks.
1 rock star on the planet -- West went to Twitter to air his profane grievances (in all caps, of course).
The two later made amends with a televised sitdown. Eminem set it off after he claimed to have had a torrid dating relationship with singer Mariah Carey, who denied it.
Kid Cudi called West out in a series of tweets in September and West offered a scathing response during one of his concerts.
Singers Monica and Brandy reunited in 2012 for a new song, "It All Belongs To Me." Their original duet, 1998's "The Boy Is Mine" won them a Grammy.
She also accuses Kim of cheating on her then-boyfriend, Reggie Bush, by sending Kanye a litany of salacious messages and photos.
Rose first hinted at Kim and Kanye's hookup on the "Wendy Williams Show" in November 2011, when she neither denied nor confirmed rumors of a Kanye-and-Kim affair in summer 2010 when Kim was filming "Kourtney and Kim Take New York." A former publicist for Kim later confirmed that Kanye and Kim had been romantically involved on "The Elvis Duran Morning Show." But in a case of romantic musical chairs, Rose also admitted on the talk show to hooking up with Bush shortly after he and Kim split up, saying simply: "We were each other's rebounds." Kardashian began dating New Jersey Nets player Kris Humphries in December 2010 after watching him play basketball in late November.
Now the pair are in a million dollar court battle over Carter's contract and the delayed release of "Tha Carter V."Mariah Carey and Nicki Minaj shared the judges' table during season 12 of "American Idol," and they bickered all season.
"Let's just say I don't think they had any intentions for us to have a good experience doing that show," Carey reflected in a recent interview on Australian radio.
In September 2016 it was reported that the pair were on the outs.