This dancing queen proved she doesn't just jive, but can wail too. After leaving Hollywood, the two-time DWTS champ stormed Nashville with her Top 20 hit "Song in My Head," only to join country royalty at the CMA Awards, where she presented alongside fellow newcomers Jake Owen and Jimmy Wayne. But she hasn't totally hung up her dancing shoes. "I want to be a respectable singer, but I'm a dancer at heart too," she told PEOPLE this year. "I can't sit still when music comes on!"