Coming out a few months before Butch Cassidy and the Sundance Kid, after the movie, BJ Thomas’ song from the soundtrack became one of the biggest hits of the 70’s and won the Oscar for Best Original Song.

The cast of Shark Night 3D apparently had so much fun on set, or so much free time, that they made a secret rap video that played after the credits, and it’s unbelievably bad.

England’s loudest band, Spinal Tap, has delivered tons of classic songs over the years and are forever immortalized in the “rockumentary”, This is Spinal Tap.

Jack Black, after scamming his way into a substitute teacher gig, tries to mold his students into the world’s greatest rock band in Richard Linklater’s School of Rock.

The Mad Max is not really known for it’s music with the lone exception being “We Don’t Need Another Hero” by Tina Turner for Beyond Thunderdome, where she played the ruthlessAunt Entity.

Back in 2006, the “true” Natalie Portman was revealed when she dropped the gangsta rap classic “Natalie’s Rap” on SNL with The Lonely Island.

Despite starring Rob Lowe and Patrick Swayze, 1986 hockey movie Youngblood, and it’s rocking theme song, has been sort of lost to time, until now.

Originally created as the end theme for Rocky IV, Peter Cetera’s Glory of Love was moved over to Karate Kid, Part II to highlight the budding romance between Daniel and Kumiko, whom Daniel-san meets in Japan when he goes there with Miyagi.

From the early days of Internet videos, Lemon Demon describes the final battle of almost every fictional and real life character in The Ultimate Showdown of Ultimate Destiny.

Best known for the song “Maniac” from the Flashdance soundtrack, Michael Sembello contributed to a bunch of other 80’s soundtracks, including Gremlins and Monster Squad.

Before breaking up, J. Geils Band, of Centerfold fame, delivered the theme song for the original Fright Night, and you can kind of sense why they broke up because it’s cheesily terrible.