sometimes ask audience members to bring musical scores and see if he could sight-read them on the spot. Zappa referred to Vai as his "little Italian virtuoso" and was listed in liner notes as "stunt guitar" or "impossible guitar parts". He would later be a featured artist on the 1993 recording, Zappa's Universe. In 2006 he returned to Zappa Music, as special guest on Dweezil Zappa's 'Zappa Plays Zappa' tour. After leaving Zappa in 1982 he moved to California where he recorded his first ...