Bum hole banana bread

Biting into a delicious smelling pre-packaged, school safe brand banana bread only to find it tastes so revolting it's reminiscent of a bum hole. You spit it out immediately and notice wispy cotton candy like mold on the banana bread you just ate.

Jolyne: "Did I tell you about the bum hole banana bread I ate yesterday?"
Hermes: "Yeah, you never shut up about it"
Jolyne: "Well good, it was the worst experience of my entire life!