“What do you call a laughing motorcycle?”/“A Yamahahahahaha.”

The Yamaha Motor Company manufactures motorcycles. A joke on the Yamaha name—haha—is:
 
Q: What do you call a laughing motorcycle?
A: A Yamahahahahaha.
 
The “Yamaha” joke has been cited in print since at least 2003, and has been printed on several images.
   
“What do you call a laughing piano?”/“A Yamahahahahaha” is a similar Yamaha joke.
   
 
Wikipedia: Yamaha Motor Company
Yamaha Motor Company Limited (Yamaha Hatsudōki Kabushiki-gaisha) is a Japanese manufacturer of motorcycles, marine products such as boats and outboard motors, and other motorized products. The company was established in 1955 upon separation from Yamaha Corporation (however Yamaha Corporation is still the largest shareholder with 12.21%, as of June 30, 2014), and is headquartered in Iwata, Shizuoka, Japan. The company conducts development, production and marketing operations through 109 consolidated subsidiaries as of 2012.
       
6 April 2003, Sunday Herald-Sun (Melbourne, Australia), “Laugh out loud,” pg. 556:
Q.What do you call a laughing motorcycle?
A.A Yamahaha.
- Rochel, 12, Caulfield
   
Google Groups: Palmist’s Friends
Fwd: funny sms!!!!!!!!!!!!
Palmist
3/4/06
(...)
What do you call a laughing motorcycle…....? a yamahahahahah…...
 
Twitter   
Grant Simmons‏
@simmonet
In funny mood today—Q: What do you call a laughing motorcycle?—A: A Yamahahaha
9:55 AM - 24 Nov 2008
 
Twitter
Funny‏
@awkwardposts
Q: What do you call a laughing motorcycle? A: A Yamahahaha
6:15 PM - 21 Oct 2012
 
Reddit—Funny
What do you call a laughing motorcycle? (self.funny)
submitted October 17, 2013 by jpbordeaux87
A Yamahahahaha. A Harharharley Davidson. A Suzukeehehehe.
 
Twitter
Ellen DeGeneres‏
@TheEllenShow
What do you call a laughing motorcycle? A Yamahahahaha #ClassicJokeWednesday
12:30 PM - 19 Mar 2014
 
Reddit—Motorcycles
What do you call a laughing motorcycle? (self.motorcycles)
submitted September 26, 2014 by [deleted]
A Yama-hahahahaha.
Had to do it, I heard it on the Bobby Bones show this morning.
 
Google Books
Scooby-Doo on the Go Jokes
By Michael Dahl
North Mankato, MN: Stone Arch Books
2015
Pg. 30:
What do you call a laughing motorcycle?
A Yamahahaha!