It looked like a glaring snub when Jonny Greenwood's music for "There Will Be Blood" wasn't among the five Academy Award nominees for best original score.

Turns out it wasn't eligible — because it wasn't entirely original.

Much of the searing music from the Radiohead guitarist had appeared elsewhere previously, said Charles Bernstein, chairman of the music branch of the Academy of Motion Picture Arts and Sciences, which chooses the nominees.

"The Oscar is given for the best original score — 'original' meaning written for the picture — and the majority of the music in `There Will Be Blood' was not eligible because it was not written for the picture," Bernstein said Wednesday.

Full story: movies.msn.com