Jaleel White spoke with Us Weekly about mentioning his falling out with Will Smith in his memoir ‘Growing Up Urkel’ ...

White was 12 when the show began, but 21 when it ended. Between the ages of 12 and 21, people do some serious changing.

White starred on the show as Steve Urkel from 1989 to 1998, and was around 22 years old when the hit series ended.

FAMILY Matters star Jaleel White was once told to change his beloved character Steve Urkel's signature uniform of suspenders and tight jeans - because his nether regions were becoming too much for TV.