Welcome Back, Kotter is best remembered as one of the defining ... Sitcoms are one of the most popular formats of TV shows, ...

Gabe Kotter is a high-school teacher with a bunch of unruly students in his class. The student troublemakers are led by Vinnie Barbarino, who has a knack for rhyming insults.

Welcome Back, Kotter aired for four seasons on ABC ... were on hand when Kotter was honored at the TV Land Awards. White passed away back in 1988, followed by both Palillo and Hegyes in 2012 ...