Yes, it's true: Lady Gaga is working on new music. The "Applause" singer just wrapped up her ArtRave: The ARTPOP Ball world tour at the end of the November, but she's already thinking about what's next. On Friday last week, Gaga was pictu
Lady Gaga Takes Fun Selfie with Bill Murray on 'Letterman' - Watch Now!: Photo Lady Gaga is pretty in pink while arriving at her apartment after making an appearance on The David Letterman Show on Wednesday (April in New York City.