Singing superstar Katy Perry was in Australia to promote her new documentary film "Part of Me". So at the red carpet premiere, Katy was really a feast for the eyes when she made an appearance in a very low-cut designer dress that bared her ample cleavage. Take a look and tell us what you think? <br /><br />For more Hollywood news and gossip:<br />http://www.youtube.com/hollywoodcia<br /><br />Subscribe at:<br />http://www.youtube.com/subscription_center?add_user=HollywoodCIA<br /><br />Like us on Facebook:<br />http://www.facebook.com/pages/HollywoodCIA/436512883027753<br /><br />Follow us on Twitter:<br />https://twitter.com/#!/hollywoodcia201
