Liza Minnelli

Liza Minnelli is an American actress and singer. She is best known for her role in "". She's the daughter of Judy Garland

History
When Bart had a casino in his treehouse, he booked by mistake the real Liza Minnelli instead of an impersonator.

During Kickin' It: A Musical Journey through the Betty Ford Center Lisa mentions "they're strapping down Liza Minnelli"

She appears in Disco Stu's dream standing in line to get into Heaven along with John Travolta and Andy Warhol