John Mulaney returned to host SNL for a third time this past weekend, and in addition to delivering a hilarious monologue, he has now made it three-for-three in terms of crafting epic musical sketches. The first was 2018’s Diner Lobster, a sketch Mulaney had worked on during his tenure as a writer at SNL but never made it to air. The premise found a diner going full Les Miserables after a patron orders lobster off the menu, with Kenan Thompson portraying said lobster. The second Mulaney musical sketch was the aptly named Bodega Bathroom from his second …