A few of my favorite deliberately-bad fictional bands (not counting Spinal Tap):
From TV:
“Whisker patrol/whisker patrol/cat-scratch fever is the way we roll”
*Cat in band!
Obvious movie example:
That experiment intrigued me when I first caught wind of it, and wondered what it was like, but I don't think I've read a truly positive review. Ambition is admirable, but execution apparently didn't work so well.
Didn't the Lips start that project on a smaller scale, with fewer boom-boxes to synchronize, done outdoors?
The John Lennon album Plastic Ono Band (the most emotional work of his life) is a top 50 album discussion.
The band Plastic Ono Band as in the Yoko Ono audio noise vehicle definitely belongs in this thread.