vocal masturbation
when you are supposed to be singing a duet, but you instead sing a solo, as coined by Glee
Ken: "I am going to sing my duet with the one person who shares my musical talent and enthusiasm... myself."
Angelina: "But isn't that like vocal masturbation?"
Angelina: "But isn't that like vocal masturbation?"
Vocal Masturbation
for music production gurus. Harmonizing to your own melody part of a song when in the studio.
After Steve recorded his lead vocal part, vocal masturbation was in order.