When Digit has a case of "the reruns" in episode 101 and strings together a number of television catch phrases, one of the sentence fragments he utters is "Today's show is brought to you by the letter--", a reference to the sponsor letters on Sesame Street.
In many episodes, when Kermit announces the guest star of the episode, a Pigs in Space photo it is visible behind Kermit. Similarly, the commissary featured posters from sets of Muppet Trading Cards. This is similar to The Muppet Show featuring photos of previous guest stars hanging on the walls of the theatre.
A folder in the writer's room in "Because... Love" is labelled "Straight Outta Henson Studios", which also spoofs a viral marketing campaign from the 2015 film Straight Outta Compton which documents the formation of rap group N.W.A. (featuring Ice Cube).
In the same episode, Kermit sings along to his own performance of "Bein' Green" (the 1976 Sesame Street recording by Jim Henson) while driving in his car.