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
Lights On (Katy B song) Lights On (Katy B song) "Lights On" is a song performed by British recording artist Katy B and serves as the second single from her debut album, "On a Mission". It features UK-based R&B singer/ rapper Ms. Dynamite. It was released in the United Kingdom on 10 December 2010 as a digital download. It peaked at number 4 on the UK Singles Chart on 26 December 2010. Having initially been predicted to debut at number 2 behind "The X Factor" winner Matt Cardle's "When We Collide", "Lights On" debuted on the UK Singles Chart at number 4 on 26 December