▁the ▁best ▁performance ▁of ▁the ▁season ▁and ▁that ▁they ▁see ▁him ▁as ▁a ▁potential ▁winner . ▁At ▁the ▁final ▁show ▁he ▁presented ▁a ▁du et ▁with ▁Joe ▁Lyn n ▁Turner ▁performing ▁the ▁Rain bow ' s ▁song ▁" St reet ▁of ▁Dream s " ▁He ▁won ▁the ▁show ▁after ▁this ▁being ▁on ▁the ▁final ▁with ▁Mi ha ela ▁Mar in ova ▁( third ) ▁and ▁Ne ven a ▁P ey k ova ▁( runner - up ). ▁▁ 2 0 1 5 – 2 0 1 7 : ▁Deb ut ▁singles ▁Ex clus ive ▁in ▁the ▁final ▁of ▁X ▁F actor ▁he ▁performed ▁him ▁first ▁solo ▁single ▁" E la " ▁( Come ). ▁L ately ▁it ▁was ▁released ▁and ▁a ▁video ▁of ▁the ▁song ▁which ▁had ▁scenes ▁from ▁all ▁performs ▁of ▁S la vin ▁on ▁X ▁F actor ' s ▁stage . ▁In ▁the ▁summer ▁of ▁ 2 0 1 5 ▁he ▁released ▁and ▁him ▁ 2 nd ▁single ▁" L osh ▁Sum ▁za ▁T eb " ▁( I ' m ▁bad ▁for ▁you ) ▁by ▁W ow ▁Produ ctions . ▁The ▁Bulgar ian ▁model ▁Queen ie - A lice ▁Nicol ova ▁took ▁part ▁in ▁the ▁video . ▁▁ 2 0 1 7 – present : ▁Julian ' s ▁L augh ter ▁In ▁ 2 0 1 7 ▁S la vin , ▁together ▁with ▁Mil oslav ▁Pet rov , ▁T ih om ir ▁Vas ile v ▁and ▁Nikol ay ▁Nik ola ev ▁established ▁the ▁alternative / art ▁rock ▁band ▁Julian ' s