Katy Perry following her ex-husband Russell Brand's transition from comedy work to activism, and released a concert film titled "Katy Perry: The Prismatic World Tour" through Epix, which took place during her tour of the same name. Perry also made a cameo appearance in the music video for Madonna's song "Bitch I'm Madonna" in June 2015. The following month, she released another fragrance with Coty, entitled Mad Potion. In September 2015, she appeared in the documentaries "Katy Perry: Making of the Pepsi Super Bowl Halftime Show", which followed Perry's preparation for her Super Bowl performance, and "", which followed the life and
Walking on Air (Katy Perry song) Walking on Air (Katy Perry song) "Walking on Air" is a song recorded by American singer Katy Perry for her fourth studio album, "Prism" (2013), included as its fourth track. It was released to digital retailers on September 30, 2013, by Capitol Records, as the record's second promotional single, following the release of "Dark Horse". The song was part of a poll promoted by Pepsi, along with "Dark Horse", where fans could vote for which song they wanted to become the first promotional single from "Prism". Inspired by CeCe Peniston and Crystal Waters, "Walking on Air" is a deep house