Croatia participated in the Eurovision Song Contest 2018 with the song "Crazy" written by Branimir Mihaljević and Franka Batelić. The song was performed by Franka, which is the artistic name of singer Franka Batelić who was selected internally by the Croatian broadcaster Croatian Radiotelevision (HRT) on 13 February 2018 to represent Croatia at the 2018 contest in Lisbon, Portugal. Her song "Crazy" was presented to the public on 6 March 2018.

Franka Batelić, also known as Franka, is a Croatian singer-songwriter. She rose to fame as the winner of the first season of Showtime. She represented Croatia in the Eurovision Song Contest 2018 with the song "Crazy".