Miley Cyrus attends Y100's Mackapoolza at the Clevelander South Beach Friday in Miami Beach, Florida. Miley Cyrus is doing what she wants! The 20-year-old singer twerked her way to South Beach in Miami for Y100's Mack-a-Palooza at the Clevelander hotel. PHOTOS: MILEY CYRUS Cyrus showed off her svelte physique by posing in short-shorts, heels and red hot lips. Famed mix master Calvin Harris was on the ones and twos and Cyrus was enjoying the beats inside looking over the pool. Cyrus won't stop, can't stop. Singer partying in South Beach. During a Wednesday appearance on "Good Morning America" Cyrus explained that "the video is based off of true events." RELATED: WATCH: MILEY CYRUS STRIPS DOWN DURING ‘WE CAN’T STOP’ PERFORMANCE "Some funny things that have gone down in my life she said. So it's just been great to let people see that side of me and not just be the glammed-up, beauty shot girl, because that's not who I am. I'm just about having fun." "I feel like people need to know that we can't stop with everything going on in the world being the way that it is," she added. "I think people just need to hear something that's inspirational, but also it's just about having a good time. And I feel like everyone that's in my age group right now, that's all we're trying to do [IS]...have fun, and not stress out and not worry about being judged."