“I've worked on other shows where the sense is like, "Well, don't change it too much," you know? But on this one [ Too Much Tuna], Nick [Kroll] and John [Mulaney] - beyond being amazing performers - are also writers, and wanted to keep improving upon the show, particularly the play within a play. I think the writing just got funnier and funnier.”
Source : Source: www.avclub.com