WHAT S HAPPENING [Getty Images]

UNITED STATES - NOVEMBER 11: WHAT'S HAPPENING!! - Gallery - Season One - 11/11/1976, Haywood Nelson (Dwayne), Fred Berry (Rerun) and Ernest Thomas (Raj) star as three teenage friends struggling to grow up in a lower middle-class neighborhood., (Photo by Walt Disney Television via Getty Images Photo Archives/Walt Disney Television via Getty Images)

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