Skip Nav

Demi Lovato and Adam Lambert to Guest Star on Glee | Video

Demi's Glee Debut and More of Fall TV's Buzziest Guest Stars!

James Franco is scrubbing in on The Mindy Project, Demi Lovato has a Glee debut in the works, Kristen Bell faces off with Amy Poehler on Parks and Recreation, and The Little Mermaid is finally making a splash on Once Upon a Time — but which redhead is rocking her fishtail? We've got all the latest updates on Fall's buzziest TV guest stars!

Transcript