Selena Gomez shocked the world when she included an extremely intimate voicemail from Justin Bieber in her 'Stars Dance' song, 'Love Will Remember.' And now she reveals that it was tough singing about him.<br /><br />For more Hollywood news and gossip:<br />http://www.youtube.com/hollywoodbackstage<br /><br />Subscribe at: <br />http://www.youtube.com/subscription_center?add_user=HollywoodBackstage<br /><br />Like us on Facebook:<br />http://www.facebook.com/hollywoodbackstage<br /><br />Follow us on Twitter:<br />https://twitter.com/#!/HollywoodBstage
