▁Singles ▁Chart ▁on ▁ 1 7 ▁April , ▁where ▁it ▁remained ▁for ▁four ▁weeks . ▁ ▁The ▁nine - week ▁reign ▁of ▁L M FA O ▁was ▁ended ▁when ▁Roman ian ▁artist ▁Alex andra ▁Stan ▁to pped ▁the ▁chart ▁with ▁debut ▁single ▁" Mr . ▁Sax obe at " ▁on ▁ 4 ▁June . ▁However , ▁the ▁single ▁was ▁pushed ▁to ▁number ▁ 2 ▁the ▁following ▁week ▁when ▁British ▁ra pper ▁Example ▁scored ▁his ▁first ▁dance ▁number - one ▁single ▁with ▁" Changed ▁the ▁Way ▁You ▁K iss ▁Me " ▁– ▁which ▁also ▁to pped ▁the ▁singles ▁chart ▁and ▁independent ▁chart . ▁After ▁four ▁weeks ▁at ▁the ▁peak , ▁Example ▁was ▁replaced ▁by ▁producer ▁DJ ▁F resh ▁and ▁the ▁commercial ▁break through ▁" Lou der ". ▁The ▁single , ▁which ▁featured ▁vocals ▁from ▁S ian ▁Evans ▁to pped ▁the ▁chart ▁with ▁impress ive ▁sales ▁of ▁ 1 4 0 , 5 7 1 ▁copies ▁– ▁also ▁to pping ▁the ▁UK ▁chart . ▁ ▁Five ▁weeks ▁later ▁saw ▁the ▁d eth ron ing ▁of ▁" Lou der " ▁– ▁with ▁dub step ▁group ▁N ero ▁taking ▁its ▁place ▁at op ▁the ▁chart . ▁The ▁group ▁also ▁to pped ▁the ▁UK ▁chart ▁with ▁third ▁single ▁" Prom ises " ▁despite ▁s elling ▁an ▁under wh el ming ▁ 4 6 , 7 0 0 ▁copies . ▁A ▁string ▁on ▁one - week ▁number - ones ▁followed ▁N ero , ▁with ▁Em eli ▁Sand é ▁and ▁Cal vin ▁Harris ▁each ▁sp ending ▁a ▁week ▁at ▁the