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Gail Zappa is the mother of Dweezil Zappa. She was married to Frank Zappa, a renowned musician, from 1967 until his death in 1993. Gail played a significant role in Frank Zappa's career, managing his business affairs and co-founding the Zappa Family Trust. She was also a talented musician in her own right, contributing vocals and percussion to several of Frank Zappa's albums.