9 Celebrity feuds of 2017, starring Donald Trump

Whether you relish President Donald Trump's combative style or are overcome with anxiety when he tweets, one thing is clear: Trump never backs down in a feud, and he is not likely to start in 2018. In fact, the celebrity-mogul-turned-President details his fighting philosophy in a chapter called "Revenge" in his 2007 book, "Think Big and Kick Ass in Business and Life."

Rosie O’Donnell: ‘Donald Trump Is Mentally Unstable’

Rosie O'Donnell has continued her long-running social media feud with Donald Trump, insisting the U.S. President-elect is "mentally unstable" and a "criminal". Donald and Rosie have been arch foes for a decade after the actress and comedienne called him a "snake-oil salesman" and criticized him forleaving his first two wives on U.S. talk show The View.

Hillary Clinton tries to read Trump quotes without laughing on ‘Kimmel’

Hillary Clinton tries to read Trump quotes without laughing on 'Kimmel' She really wasn't laughing at this one. Check out this story on USATODAY.com: http://usat.ly/2bRIeNR Clinton stopped by Kimmel to chat about the campaign, debunk rumors about her health and, in a game Jimmy introduced, read quotes from her presidential rival Donald Trump out of a bowl without laughing.