Two things never fail to happen
 

1. Someone always requests a song you don't know

2. The cute girls on the dance floor you want to talk to always leave before the set is over.

1. FREEBIRD!!!!

2. "My buddy over there is a pro bass player..."

Here's one: Bar owner says, as he's counting out your nights pay, he is is disappointed that you did not draw more customers.

#2 never gets old... ;)

GP asks to borrow a cable because he forgot his at home
(The one you lent him at the last gig and he forgot to give it back to you after)

1. Bass Players complaining about band members

2. Bass Players complaining about band members