Troye Sivan's new EP — and today, they got another surprise taste of the singer's new music.On Wednesday morning (Aug. 5), Sivan dropped his latest single "Rager Teenager," a moody song that sees Troye wistfully remembering his younger days of angst, hormones and bad behavior.In the one-shot video for his song, audiences see Sivan sitting in an empty bathtub as he sings along to the track.