On her debut, Devotion, the breathy British crooner brings buttery Sade sexuality to dubstep, building a bridge between Adele and James Blake. In 2014, she returned with grander ambitions, teaming on Tough Love with wunderkind pop producer Benny Blanco, who crafts candy bangers for Katy Perry. Thankfully, the vibe remains understated and downtempo. Bring a date. If not, go home with one.