who sang theme song for greatest american hero
Theme from The Greatest American Hero (Believe It or Not) "Theme from The Greatest American Hero (Believe It or Not)" is a song composed by Mike Post with lyrics by Stephen Geyer, and sung by American singer Joey Scarbury. It serves as the theme song for the 1980s television series The Greatest American Hero. The track was later included on Scarbury's 1981 debut album America's Greatest Hero.
The Greatest Showman Benj Pasek and Justin Paul wrote all the songs appearing in the film.[23]