‘Promiscuous’
Nelly Furtado featuring Timbaland, 2006
She emerged as a wide-eyed world-music evangelist, and these days she pals around with hipsters like Dev Hynes of Blood Orange. But in between, Furtado recruited Timbaland for this flirty robofunk duet in which every line comes with a wink: “Roses are red, some diamonds are blue,” Furtado sings, “Chivalry is dead, but you’re still kind of cute.” Summery-ness ranking: 19