Katy Perry Live: Witness World Wide life, which occurred following her 2012 divorce from Russell Brand, and led her to write the song "By the Grace of God" in 2013. As Perry broke down emotionally, a member of her entourage suggested she end the session, but she declined. She also addressed her sexuality and the reasons why she went public with her feud with Taylor Swift. Perry, who was born Katheryn Hudson, talked about her pop star persona, saying "the fantasy of Katheryn went into Katy and made this bigger-than-life personality," and shared that her new very short haircut was because she "didn't want to look
Teenage Dream (Katy Perry song) including riding a late 1960s white BMW New Class convertible, kissing her love interest on the bed at the Sunset Motel in Santa Barbara, and dancing on the beach with her friends. James Dinh of MTV said the teaser resonated with the song's feel-good melody. The full video premiered on MTV on August 10, 2010 at 8:00pm ET. Its UK premiere was at 10:45pm on ITV2. The 4:39 minute long official remix was posted on Katy Perry's Vevo account on YouTube in October 27, 2010 featuring an inserted party scene. Perry performed "Teenage Dream" at the MTV World Stage 2010