Among all of the songs Miley Cyrus has released, Party in the USA tops. This is a pop song from her album, The Time of Our Lives. It was originally written for Jessie J but was then given and rewritten to fit Miley’s persona. This is about her latest move from Tennessee to Hollywood in LA. It was definitely a huge success and reached the top ten charts in eight different countries. It ranked high on the US Billboard Hot 100, getting at the second place. The single is also one of the best-selling singles in the US and one of the fastest-selling as well.