Celebrities among the 30,000 people who watched the Katy Perry concert at Philippine Arena.<br /><br />Don't forget to subscribe to our YouTube channel! http://bit.ly/PEPYouTubeChannel<br /><br />Want to know the latest in showbiz? Log on to http://www.pep.ph!<br />Like PEP.ph on Facebook! https://www.facebook.com/PEPalerts<br />Follow PEP.ph on Twitter! https://twitter.com/pepalerts
