Guest Stars Matt Beck as Himself (House Band) Ethan Eubanks as Himself (House Band) Adam Schlesinger as Himself (House Band) Jack Dolgen as Himself (House Band) Rachel Bloom as Herself Scott Michael Foster as Himself Donna Lynne Champlin as Herself Esther Povitsky as Herself Michael McMillian as Himself Skylar Astin as Himself Vella Lovell as Herself Michael Hyatt as Herself Vincent Rodriguez III as Himself Gabrielle Ruiz as Herself David Hull as Himself Burl Moseley as Himself Clark Moore as Himself Pete Gardner as Himself Danny Jolles as Himself