Engaged to his longtime girlfriend Adrianne Curry [October, 2005].

As of 2005, he has become the most famous ex-_"Brady Bunch, The" (1969)_ actor (having appeared in "The Surreal Life" (2003) and been given his own reality show with his girlfriend, Adrianne Curry, entitled "My Fair Brady" (2005)).

In 1996, was diagnosed with lifelong ADD (attention deficit disorder).

Son of actor Edward Knight

Is portrayed by Ricky Ullman in Growing Up Brady (2000) (TV).

After his "The Brady Bunch" (1969) fame he made a success guesting in many TV shows during the late 70s such as "One Day at a Time" (1975), The Bionic Boy (1976) (TV), "Happy Days" (1974), and "CHiPs" (1977).

Worked in marketing since 1987.

Ranked #20 in VH1's list of the "100 Greatest Kid Stars"

He was the "best man" at "The Brady Bunch" (1969) co-star Barry Williams' wedding.