who sang backup vocals on do the bartman from the simpsons
Michael Jackson and Dan Castellaneta
Do the Bartman
 It was performed by "The Simpsons" cast member Nancy Cartwright (the voice of Bart Simpson), with backing vocals from Michael Jackson, alongside additional vocals from Dan Castellaneta (voice of Homer Simpson). 
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Do the Bartman [SEP] Introduction
"Do the Bartman" is a song from the 1990 album "The Simpsons Sing the Blues", featuring the voice cast of the American television cartoon "The Simpsons". It was performed by "The Simpsons" cast member Nancy Cartwright (the voice of Bart Simpson), with backing vocals from Michael Jackson, alongside additional vocals from Dan Castellaneta (voice of Homer Simpson). Jackson also produced the song, which was written by American recording artist Bryan Loren, and Geffen Records released it as a single on November 20, 1990. Despite receiving much radio airplay in the United States, "Do the Bartman" was never officially released as a single there.