He’s no longer her baby: Justin Bieber and Selena Gomez have split up, according to E! News.

A source told the gossip website that the break up occurred about a week ago.

Their busy schedules were cited as the main reason for the split.

Bieber, 18, recently performed at the Victoria’s Secret fashion show and is in the midst of  a North American tour.

Gomez, 20, is filming a reunion episode for her hit Disney sitcom, Wizards of Waverly Place. She’s also recording music for a new album.

They began dating in February 2011.