High Quality Content by WIKIPEDIA articles! "Let`s Get Crazy" is a pop song by American singer–songwriter and actress Miley Cyrus, performing as Hannah Montana – the alter ego of Miley Stewart – a character she played on the Disney Channel television series Hannah Montana. It was released to Radio Disney on January 19, 2009 as promotion for Hannah Montana: The Movie and its soundtrack. The song is also included on the Hannah Montana 3 soundtrack. A karaoke version is available in Disney`s Karaoke Series: Hannah Montana 3. The song is musically pop rock and synthpop based. Lyrically, the track speaks about having fun and cutting lose.