ELLEN UN-GENEROUS!

Plots comeback for her, payback for Clarkson

TARNISHED Ellen DeGeneres may  have slunk away from TV in disgrace, but sources dish the former talk show titan is plotting a blockbuster comeback and taking aim at daytime darling Kelly Clarkson!

Even before heading off to lick her wounds on an African getaway with long-suffering wife Portia de Rossi, bitter Ellen was trash-talking her small screen rival - and time slot successor - while urging high-profile pals like Jennifer Aniston and Kim Kardashian to steer clear of Kelly's interview couch, spies snitch.