▁May ▁ 2 0 1 7 ▁the ▁single ▁was ▁cert ified ▁ 6 × ▁plat in um ▁in ▁the ▁United ▁States ▁for ▁sales ▁in ▁excess ▁of ▁ 6 ▁million ▁units . ▁ ▁Australia ▁and ▁Europe ▁In ▁Australia , ▁" S ay ▁Something " ▁deb uted ▁at ▁number ▁ 4 7 ▁on ▁the ▁week ▁of ▁December ▁ 2 9 , ▁ 2 0 1 3 . ▁Later , ▁it ▁re - enter ed ▁at ▁number ▁ 4 5 , ▁on ▁January ▁ 1 9 , ▁ 2 0 1 4 . ▁The ▁song ▁went ▁to ▁jump ▁from ▁number ▁ 5 0 ▁to ▁number ▁ 9 , ▁on ▁the ▁week ▁of ▁February ▁ 2 , ▁ 2 0 1 4 , ▁until ▁it ▁reached ▁the ▁top ▁of ▁the ▁A RI A ▁Ch arts ▁on ▁the ▁week ▁February ▁ 1 6 , ▁ 2 0 1 4 . ▁It ▁became ▁A ▁Great ▁Big ▁World ' s ▁first ▁number - one ▁single ▁and ▁Agu il era ' s ▁third ▁number - one ▁single ▁( the ▁last ▁being ▁" Be aut iful " ▁in ▁ 2 0 0 3 ). ▁The ▁song ▁became ▁Agu il era ' s ▁ 1 8 th ▁Top ▁ 1 0 ▁single ▁in ▁Australia , ▁her ▁last ▁entry ▁was ▁on ▁the ▁Pit b ull ▁song ▁" Fe el ▁This ▁M oment " ▁which ▁made ▁it ▁to ▁number ▁six ▁in ▁March ▁ 2 0 1 3 . ▁In ▁New ▁Zealand , ▁the ▁single ▁deb uted ▁at ▁number ▁ 1 8 , ▁on ▁December ▁