"Gone way too soon but it seems like he put up one hell of a fight," Hart said in her tribute to the late actor.

Hart rose to fame on "Clarissa Explains It All," which aired from 1991 to 1994, and then on "Sabrina the Teenage Witch" from 1996 to 2003.

Melissa Joan Hart owes her family nickname to her breakthrough role. The actress, 49, threw it back to Clarissa Explains It All in a recent Instagram post discussing the show's catchy theme song. "Fun ...

Melissa Joan Hartis going back in time. The Sabrina the Teenage Witch star, 49, is taking fans (and herself) back to 1992 when the then-teenage actress starred in the trail-blazing Nickelodeon series ...

“Are we still doing #ThrowbackThursday? If so, here's one from a 1992 fitting on #ClarissaExplainsItAll.” Fans appreciated the actress’s walk down memory lane and were quick to reminisce in the ...