As briefly teased in this extended trailer for "Sexy," John Stamos will return to Glee this Tuesday.

Look for his character of Carl to receive advice from Gwyneth Paltrow's Holly Holiday concerning his relationship with Emma. We don't know what will come of that lesson, but we do know the married couple will cover a song all about sex (below).

Elsewhere, Blaine and Kurt will team up once again on a rendition of the Neon Trees' hit single "Animal." Listen to both these singles in the videos here:

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.