Crossword clues for Sitcom pioneer 4 letters:BALLSitcom pioneer LucilleDESISitcom pioneer, familiarlyLUCYSitcom pioneerDESISitcom pioneer ArnazLUCILLEBALLSitcom pioneer in the first class of inductees to the Television Academy Hall of FameELLENPioneering sitcomARNAZSitcom pioneer Desi