A drummer walks into a shop and say's he wants to buy an adapted Martin guitar
"I would like the bridge raised and the frets dropped slightly and I would like the best quality Thomastic strings controlled by micro-tuners.....
The man behind the counter interrupts him saying, "This is a fish shop"

By the way - in response to a comment on my jokes on another thread
I only own to joke booms - the two volumes of Gershon Legman's 'Rationale of the Dirty Joke'
Volume one is too bland to bother about, volume two is too onscene to be given a public airing on a respectable forum such as this
Jim