Simon Cowell listens to Justin Bieber's CD every night

Teen pop sensation Justin Bieber has a new addition to his fan list, TV mogul Simon Cowell.

The Baby hitmaker has recently learned that the 50-year-old X-Factor judge listens to his songs every night before going to sleep, reported Contactmusic.

"X Factor, we had fun. Simon told me he listens to my CD every night before he goes to bed," the 17-year-old singer wrote on Twitter after his