Sam and Cat try to get the word 'lumpatious' into the dictionary after making a bet that 'lumpatious' is a real word.

Cast: Jennette McCurdy, Ariana Grande, Cameron Ocasio, Garrett Boyd, Allen Waiserman, Kristin Carey, Maree Cheatham, Marcy Goldman, Timothy E. Goodwin, Louis B. Jack, Adam J. Jefferis, Matt Lasky, Londyn, Zachary Mitchell, Cole Sand