Felix Karl Wilhelm Sandman (born 25 October 1998) is a Swedish singer. He is best known as a member of the boy band FO&O with two studio albums Off the Grid (2014) and FO&O (2017). In 2017, FO&O split, and Sandman launched a solo career. His first solo single "Every Single Day" peaked at number one on the Swedish singles chart.[3] Sandman took part in Melodifestivalen 2018 with the song making it to the Second Chance round where Sandman and Mimi Werner duelled for a place in the final.