Ron Palillo, best known as Arnold Horshack on Welcome Back, Kotter, has died, according to CNN. He was 63.
Palillo died of a heart attack in his Palm Beach, Fla., home, early Tuesday, his agent Scott Stander confirmed.
Welcome Back Kotter
After years of sending his regrets, John Travolta has finally agreed to reunite with his fellow Sweathogs for a Welcome Back, Kotter 35th anniversary reunion at April's TV Land Awards. (Perhaps Tom Hanks reconnecting with his former Bosom Buddies costars at last year's show had a little something to do with convincing him!)
Good for Travolta for hopping on board, considering he...
Ron Palillo (second from left) in Welcome Back, Kotter
From Mr. Peepers to Mr. Cooper, classrooms and comedy comprise a favorite TV pairing, but no show combined the two with its era better than Welcome Back, Kotter. From floppy hats and bell-bottoms to the slightly stoned-out look on the students' faces, Kotter became the 1970s for most kids. Products such as lunch boxes, board games and dolls (including a perfectly coifed John Travolta) solidified the iconic stature of the series and its cast. Ron Palillo, who played lovable schnook Horshack, took some time to raise his hand (with a quick, "Ooh-ooh-ooh!") and answer a few questions about Kotter's new Season 1 DVD (available now;