Friends Season 7 Episode 10 : The One With The Holiday Armadillo
Ross wants to introduce Ben to Hanukkah. Phoebe learns that her and Rachel's apartment has been repaired; however she then fears that Rachel would rather continue to live with Joey instead of her. To prevent this problem she presents Joey with various gifts – a spider that scares Joey more than Rachel and a drum kit that annoys Monica. Ross dresses up as a "Holiday Armadillo" to make Ben excited about Hanukkah.