Katy Perry Tour

Youtube Sensation Keenan Cahill Joins Katy Perry On-Stage [VIDEO]
As Singer and Entertainer Katy Perry continues to tour the United States, she has been pulling a few tricks out of the old bag, and even inviting a few guests onto the stage during her performances. Well this past weekend, the Youtube sensation Keenan Cahill, who has does work with celebs like Usher…