 " Mork Goes Erk " is the seventeenth episode of the first season of Mork & Mindy . The episode first premiered on ABC on February 8 , 1979 . " Mork Goes Erk " was later released on VHS on January 1 , 1998 as part of a two @-@ episode special which also included " Mork 's First Christmas , " and on DVD on September 7 , 2004 as part of the " Mork & Mindy - The Complete First Season " DVD boxed set . 
