Repetitor, a Serbian alternative rock band from Belgrade, was formed in 2005 by guitarist and vocalist Boris Vlastelica and drummer Milena Milutinović. They were soon joined by bass guitarist and vocalist Ana-Marija Cupin. The band's early performances gained them public attention, leading to their debut album Sve što vidim je prvi put in 2008, which received positive reviews from both audiences and critics. Their breakthrough hit "Ja" ("I") topped the Radio B92 domestic singles chart for five weeks. In 2012, they released Dobrodošli na okean, followed by extensive tours across Europe. Repetitor's music has also appeared on various charts and festivals, including the Ljubljana Radio Student list of Best Albums in 2008 and performances at the EXIT festival.