This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!Buzz·Posted on Aug 13, 20135 Things We Learned About Katy PerryKaty Perry dropped in on SiriusXM Hits 1's The Morning Mash Up to talk about her new song and the upcoming album Prism.by SiriusXM Hits 1Community ContributorLinkFacebookPinterestTwitterMail 1. Katy Perry Loves Her Grandmother View this track on SoundCloud w.soundcloud.com 2. She Has A Whole New Look (Bye, Bye Purple Hair!) View this track on SoundCloud w.soundcloud.com 3. When Katy Is Your Sister, You Can Expect A HUGE Birthday Gift View this track on SoundCloud w.soundcloud.com 4. The Reason Why "Prism" Is Called "Prism" View this track on SoundCloud w.soundcloud.com 5. Katy Got Props From Lady Gaga View this track on SoundCloud w.soundcloud.com For more, follow SiriusXM Hits 1 on Twitter, Facebook and Instagram