“What do you get if you cross a drummer with a musician?”/“A bass player.”

A riddle about drummers is:
 
Q: What do you get if you cross a drummer with a musician?
A: A bass player.
 
The joke has been cited in print since at least 1991.
 
 
27 July 1991, New Musical Express, “LAUGH? I NEARLY BOUGHT A ROUND! A short guide to roadie humour,” pg. 16, col. 5:
Q: What do you get if you cross a drummer with a musician?
A: A bass player.
 
Google Groups: rec.humor
REQUEST: drummer jokes
MECAMPBELL
11/2/94
(...)
What do you get when you cross a drummer with a musician?
A bass guitarist
 
Google Groups: alt.fan.tom-robbins
Something Goofy This Way Comes!
Dave Pearson
1/7/96
Dale Kirby (.(JavaScript must be enabled to view this email address)) wrote:
> The concierge looks really upset and says, “No, no, no. The drums must
> never stop! Because after the drums…the bass solo.”
 
You know, us bass players have a hard time, even harder than drummers:
 
What do you get if you cross a musician with a drummer?
A bass player!
   
Google Books
From Blue to Black
By Joel Lane
London: Serpent’s Tail
2000
Pg. 14:
What do you get if you cross a drummer with a musician?
A bass player.
 
Twitter
thebookgarden
‏@thebookgarden
@Gem_W @Boo2AGooseI what do u get if u cross a drummer with a musician? A Bassplayer!
6:19 PM - 2 Mar 2010
 
Twitter
Rob
‏@GigerPunk
@int_monologue Better question - What do you get if you cross a drummer with a musician? A bass player.
6:36 PM - 22 Mar 2013