One Direction Effect: Jason Derulo, Little Mix Make Gains Thanks to Boy Band

BillboardOne Direction Effect: Jason Derulo, Little Mix Make Gains Thanks to Boy BandBillboardBut the British quintet isn't the only one enjoying fans' rabid devotion: In a phenomenon that can be called the One Direction effect, other artists are benefitting big time when the boy band associates with them. Take Jason Derulo's hit single "Talk ...