He-Man and the Masters of the Universe a "life lesson" or "moral of the story" at the end of each episode. This moral was usually directly tied to the action or central theme of that episode. The show was so successful that it spawned a spin-off series, "", following the adventures of He-Man's sister, Princess Adora. Mattel's subsequent attempts to relaunch the He-Man toy line also led to the short-lived sequel series "The New Adventures of He-Man" in the early 1990s, and an update of the series for a contemporary audience in 2002. It is also noted for featuring early script-writing work from J. Michael Straczynski, later
The Old Man of the Mountain (film) perform all of the music in the cartoon, including two songs Calloway co-wrote. The short begins with a live-action introduction of Calloway and his orchestra, who perform a short chorus of "Minnie the Moocher" (Calloway-Gaskill-Mills) before performing a vamp of the title song, "The Old Man of the Mountain" (Young-Hill (Brown)). As the cartoon proper begins, a lion on roller skates (made of rabbits) rushes from his guard post atop a mountain, racing into a nearby village shouting "Look out! The Old Man of the Mountain!" The lion's warning sparks a mass exodus of the other animals who pack up