70's TV star Ron Palillo died earlier today at the age of 63.

Ron played the "Sweathog" character "Horshack" in the hit TV show "Welcome Back Kotter" Starring John Travolta, and Gabe Kapler

According to the Boston Globe, Palillo suffered an apparent heart attack at his home about 4 a.m., said Karen Poindexter, a close friend of the actor. He was pronounced dead at Palm Beach Gardens Medical Center.

Click the video's below to see a Horshack "staple":

Earlier this year, Robert Hegyes who played the character Epstein also died of a heart attack at the age of 60