Get a Sneak Peek of the All-New 'Glee' Episode!

In the “Glee” episode “Old Dog New Tricks,” written by series star Chris Colfer, Rachel (Lea Michele) attempts to salvage her reputation among Broadway gossipers by hiring Santana (Naya Rivera) as her publicist and creating a charity for rescue animals.

Watch a clip from the episode in which Sam’s (Chord Overstreet) rescue dog chews on Mercedes’ (Amber Riley) things and she gets upset!

Tune in to the full episode tonight on FOX!