Mariah Carey has announced August 25th as the release date for her 12th studio album, "Memoirs of an Imperfect Angel". The album's first single, "Obsessed", has already been shipped out to radio stations and a video is on the way. In a blog directed to her fans, Carey recently commented about the single: "Seriously, this is one of my favorite songs ever," she wrote. "I love the whole album. I'm completely immersed in it. I can't wait for you to hear it." The album follows 2008's "E=MC2", which sold 1.3 million copies according to Nielsen SoundScan. The album contained "Touch My Body", Carey's 18th Number 1 single on Billboard's Hot 100, taking Carey past Elvis Presley for the second most number one hits in the rock era.