There is an art of record shopping at thrift stores, the key is being "well-versed" in pop music. You're probably not going to find any mint Beatles records
The 2Pac musical Holler If Ya Hear Me is hit and miss, but if you just sit back, nod your head to the beat, and even sing along if you want its not bad.
While it’s loose and rambling nature will probably be a turn off for most people, Neil Young die-hards will have a bunch of stuff to chew on with Waging Heavy Peace