VIDEO: Sneak Peek of Special 'Simpsons' Episode Starring 'Glee'

Glee is so popular that they're starring in two premieres this fall — their own and The Simpsons!

OK! GALLERY: GLEE KICKS OFF SEASON 2 IN STYLE AT HOLLYWOOD SOIREE

In its 22nd season, The Simpsons are kicking off the show with the help of Glee.

Lisa heads to art camp with Jemaine Clement and Bret McKenzie from Flight of the Conchords as counselors and Lea Michele, Cory Monteith and Amber Riley from Glee as fellow campers!

OK! NEWS: GLEE GETS THE SIMPSONS TREATMENT

Catch a clip from E! News of Lisa singing "Good Vibrations" in a classic Glee way below!