His Prehistoric Past (1914)

Charlie dreams he is in the Stone Age, where King Low-Brow rules a harem of wives. Charlie, in skins and a bowler, falls in love with the king's favorite wife, Sum-Babee. During a hunting trip the king is pushed over a cliff. Charlie proclaims himself king, but Ku-Ku discovers the real king alive. They return to find Charlie and Sum-Babee together.