Dave Coulier - one of Stella's favorite uncles - starred in Full House with Bob Saget. Bob Saget played Kat Dennings Father in the TV show Raising Dad.
The actresses that play Izzy and Allison S. were both in Crazy Ex Girlfriend.
The names of the pets "Johnny Drama" and "Turtle" are obvious references to Entourage (2004). Johnny "Drama" Chase is played by Kevin Dillon and Salvatore "Turtle" Assante by Jerry Ferrara.