Fuad Backović, popularly known as Deen, is a Bosnian singer. He began recording at the age of 12 and in 1997 became the lead singer of the Bosnian boy band "Seven Up", which enjoyed great success in their home territory as well as several other ex-Yugoslav states. He represented Bosnia and Herzegovina in the Eurovision Song Contest 2004 in Istanbul with the song In The Disco, qualifying from the semifinal in 7th place and finishing in 9th in the grand final.