Katy Perry: Part of Me 127 concerts from February 20, 2011 to January 22, 2012. Most of the performances were recorded on November 23, 2011, at the Staples Center in Los Angeles, but also included performances in Tokyo and São Paulo. Some of her friends such as Rihanna, Lady Gaga, Adele and Jessie J make cameos in the film. The documentary includes scenes of Perry dealing with the breakdown of her marriage with English actor/comedian Russell Brand. Principal cast Cameos On March 7, 2012, Katy Perry announced via Twitter that she and Paramount Pictures would release a part-biopic, part-concert film entitled "Katy Perry: Part of
Part of Me (Katy Perry song) "MTV First: Katy Perry", in which Perry discussed her experiences filming the video and the background of the video's plot: Well, I actually had the idea, I wrote the story about what it is actually like to be in the Service, and it does take a lot of physical strength, but now that I've been through it – and even just for the three days I was there, [it's] a lot of mental strength. We used only Marines, no actors or actresses. We used all of the Marine's equipment and they were so lovely to us, I always have fun