Guitarists Changing a Lightbulb

Q: How many guitarists does it take to change a light bulb?
A: Twenty. One to change the bulb and nineteen to say, "Not bad, but I could've done better".

Harps

Q: Why are harps like elderly parents?
A: Both are unforgiving and hard to get into and out of cars.

Female Guitar Player

Consider the following:
Female guitar player shouting at her boyfriend in a crowded shopping mall: "Don't forget, sweetheart, I need a new G string!"