Following her magical date [1] at Disneyland with boyfriend Orlando Bloom [2], Katy Perry [3] attended the annual ACM Awards in Las Vegas on Sunday, looking as happy as can be. Not only did the singer channel her inner cowgirl [4] with her colorful outfit, but she also hit the red carpet with fashion designer Jeremy Scott. Once inside the event, Katy shared a collection of cute moments with Dolly Parton, whom she performed a duet with during the show. The pair sang a medley of some of Dolly's greatest hits, including "Jolene" and "9 to 5." Keep reading to see more of Katy's fun night!