From Wikipedia:Susan Powter (born 22 December 1957) is an Australian-born motivational speaker, nutritionist, personal trainer and author, who rose to fame in the 1990s with her catchphrase "Stop the Insanity!" She hosted her own talk show 'The Susan Powter Show' in the 1990s.
AS SEEN IN:
'The Fresh Prince Of Bel-Air'
"Will Steps Out"
The Banks Family hired Powter to be their personal trainer.