“What kind of music do planets sing?”/“Neptunes.”

A planetary music riddle was posted on Twitter by Holly on August 10, 2012:
 
Q: What kind of music do planets sing?
A: Neptunes!
 
A similar riddle was posted on Twitter by Bobby Amasha on October 8, 2012:
 
Q: What kind of music do planets listen to?
A: Neptunes!
 
 
Wikipedia: Neptune
Neptune is the eighth and farthest known planet from the Sun in the Solar System. In the Solar System, it is the fourth-largest planet by diameter, the third-most-massive planet, and the densest giant planet. Neptune is 17 times the mass of Earth, slightly more massive than its near-twin Uranus.
 
Twitter
Holly.
@imHolleigh
What kind of music do planets sing?
Neptunes!
5:06 PM · Aug 10, 2012·Twitter for iPhone
   
Twitter
Bobby Amasha
@triplebstunna
“@janelletaylor21: #JokeOfTheDay credit to @triplebstunna
what kind of music do planets listen to?
neptunes!🌠🎶
😂😂”thank you janelle 👍
1:03 AM · Oct 8, 2012·Twitter for iPhone
       
Google Books
101 Amazing Space Jokes
By Jack Goldstein
Andrews UK Limited
2013
Pg. ?:
What kind of music do planets sing?
Neptunes!
 
13 July 2014, Sunday Telegraph (Surry Hills, New South Wales), “Laugh till your face hurts,” pg. 73:
Q: What kind of music do planets sing?
A: Neptunes!
 
Facebook
Judah & the Lion
June 5, 2017 ·
What kind of music do planets listen to?
Neptunes
       
Reader’s Digest
August 23, 2017
75 Corny Jokes Everyone Will Laugh at to Celebrate National Tell a Joke Day
Julia K. Porter
(...)
What kind of music do planets like?
Neptunes.
 
Reddit—Dadjokes
Posted by u/straightweird March 22, 2018
What kind of music do planets like?
neptunes
 
Reddit—Dadjokes
Posted by u/space0watch February 12, 2019
What music do planets listen to?
Neptunes!
 
LaffGaff
By laffgaff August 10, 2019
Planet Music Joke
What kind of music do planets like?
Neptunes.