<prompt> Bhala ukuqhubeka kwalesi sigaba - IRiphabhliki Records yaqinisekisa ngo-Ephreli 2015 ukuthi i-remix ye- Bad Blood izosebenza njenge-single yesine kusuka ku- 1989. Inguqulo ye-remix enomrepha uKendrick Lamar yakhishwa ngoMeyi 17, 2015, ukuze ilandwe ngedijithali yiBig Machine Records. Ukukhishwa kwe-single kwaxhaswa yi-premiere yevidiyo yayo yomculo kuma-2015 Billboard Music Awards  <response>: . futhi. Bad Blood kwaba nomthelela US yesimanje hit umsakazo ngoMeyi 19, 2015, ngaphansi Big Machine futhi Republic Records uphawu. Ingoma yakhishwa emsakazweni wesimanje wase-Italy ngoJuni 12, 2015, nge-Universal Music Group. 