For movies, my answer’s pretty boring: The Room.

For music, https://www.youtube.com/watch?v=FjeMDvCdrtc . I honestly think I’ve listened to this version more than the original.

Troll 2 is unintentionally one of the most entertaining films ever made.

Book series. Deathstalker saga by Simon r green. It’s repetitive, it’s simple, it’s been done before. But God damn if I don’t reread the entire series every 3-4 years because I just love those characters.