The article discusses the theme song of the sitcom Two and a Half Men. The catchy yet annoying song consists of repetitive words like "men" and "manly." The actors in the show do not actually sing the song, as it is performed by studio musicians. Voice actress Elizabeth Daily provided the vocals for "Jake." The theme song changed every season to reflect the growth of the character Jake. The article also mentions that there have been parodies of the theme song. The simplicity of the tune has made it memorable to viewers.