15 Weird Facts About Welcome Back, Kotter (1975) You Never Knew
15 Weird Facts About Welcome Back, Kotter (1975) You Never Knew From a show banned in Boston to the President calling them "Groundhogs," this beloved '70s sitcom hid bizarre secrets behind every classroom door. An 86-year-old comedy legend arrived but was too frail to film, actors in their late twenties played teenagers, and a theme song saved the series from a terrible title. Here are 15 weird facts you didn't know about Welcome Back, Kotter (1975).

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Lee Marvin Truly Hated Him More Than Anyone.

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WELCOME BACK, KOTTER (1975): Cast Then & Now — How Fame Changed Them Forever After 51 Years

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The Cast Of Welcome Back Kotter Reunion

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Mork & Mindy - Random scenes from Season 1

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My Cousin Vinny (1992): 15 Weird Facts You Didn't Know!

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Kelsey Grammer Finally Speaks on Cheers’ Most Hated Star

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Second Chance Theatre: Mr. Kotter (With Exclusive Q&A)

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Wait Till Your Father Gets Home (1972): 20 Weird Facts You Didn't Know

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25 Small Details You Missed in The Blues Brothers

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Welcome Back, Kotter (1975): What Happened to the Cast After 50 Years? Many Tragic Deaths Revealed!

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Knight Rider (1982) : 20 SECRETS Hidden For Decades

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All in the Family (1971): 15 Weird Facts You Didn’t Know

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Seinfeld - Behind the Scenes - Jerry Stiller as Frank Costanza

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No One Believed These Bud Spencer Stories! Until They Watched This!

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The Sweathogs pretend to be on drugs to help Boom Boom Washington on Welcome Back, Kotter

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They Didnt Just Kill Custer -The SICKENING Truth About Little Bighorn

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Weapons that succeeded for the wrong reasons

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Hollywood's Secret Soldiers: 100 Famous Actors Who Went to War

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Mary Poppins (1964): 25 SECRETS Hidden for Decades

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