Justin Bieber's New Song 'Sorry' Part of New Dance Movie

Justin Bieber's new song will become part of a new movie that showcases the entire album ... TMZ has learned.

The new song, "Sorry," is the latest release from Bieber's new album, Purpose. Our sources say the movie will feature the 18 songs on the album, with interpretive dance. It's being choreographed by Parris Goebel, who's worked with Biebs for years.

We're told the movie will run approximately 35 minutes.

As for "Sorry," a source connected to Bieber's label tells us the title and song reflect Bieber's mea culpa for past hijinks.