Emma Stone and Jimmy Fallon had a heated lip sync battle on "The Tonight Show." Before they faced off, Stone talked to Fallon about her new obsession: young mother blogs. "This is a pretty amazing ...

Last night on The Tonight Show, Jimmy Fallon and Emma Stone engaged in a friendly little lip sync competition. Jimmy Fallon is good. He’s really good. He blazed through Iggy Azalea’s “Fancy,” and had ...