Guest Stars Noah Munck as 'Naked' Rob Smith Matt Bush as Andy Cogan Shayne Topp as Matt Bradley Jennifer Irwin as Virginia Kremp Mindy Sterling as Linda Schwartz Beth Triffon as Joanne Schwartz Stephanie Courtney as Essie Karp Ken Lerner as Lou Schwartz Judd Hirsch as Ben "Pop-Pop" Goldberg Isabella Gomez as Carmen Ortiz Rob Corddry as George Co Starring Ronin Lee as Guitar Player Cory P. Willis as Band Leader Uncredited Patton Oswalt voices Narrator / Adult Adam Goldberg