Er Indoors is an Associated Production Music track that was composed by Johnny Hawksworth. It is associated with Andrew Rannells.
- 28. The Hall of the Weens - Andrew invites the audience into his apartment.
- 30. Santa's Clause - Andrew greets the audience.
- 53. An Onix-pected Adventure - "Oh, hi kids! It is I, Andrew Rannells - the #1 fan of Comedy World!"
- 55. Mystery Meat - Andrew waits for people to show up to his "phenomenal" Halloween party.
- 87. The Telltale TV - Andrew greets the audience.
- 91. Death Mountain - The episode opens with Andrew and Jacob climbing Mount Marcy.
- 100. 100th Episode Celebration - The episode opens with Andrew leaving his apartment so he can go find Lakeside.
- 140. Snod-Ball - "We take you now to Flushing, a small town in New York that's home to commercial businesses, takeout food, the Flushing Meadows Corona Park, and the #1 fan of Comedy World, Andrew Rannells!"
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