Picture it: Justin Bieber and Cher singing...together!
The possibility may not be as crazy as ya think.
Why?
Cher's "You Haven't Seen the Last of Me" songwriter Diane Warren has written a song for the Biebster.
Warren, who just won a Golden Globe for Cher's Burlseque ballad, tells me she wrote "Born to Be Somebody" for J.B.'s upcoming movie.
"He's not only really talented, but he's also a
