Meredith Vieira appeared on Ellen DeGeneres' Monday show to talk about her exit from the "Today" show.
Of course, Ellen loves nothing more than pranking people, and Vieira screamed--and swore--impressively when Ellen, who had been lurking in a bathroom, jumped out and startled her.
"You have a filthy, filthy mouth!" Ellen said. "I don't know how you've lasted on television all these years."WATCH: