Nina Radojčić, known professionally as Nina, is a Serbian singer. She began playing the piano aged six and attended dance classes. She finished both elementary and secondary music school but studied pharmacy at the University of Belgrade. In January 2011, she was discovered via YouTube and the following month won the Serbian pre-selection for the Eurovision Song Contest 2011 with the song Čaroban. It qualified from the first semi final in 8th place and finished in 14th place overall. She released her debut album during the summer of that year.