Promise. Head's up, Halsey fans: I've got good news for you. The singer just announced that they're heading out on tour in support of last year’s The Great Impersonator album, and so!

"What does it sound like if Halsey does the Postal Service?" asks Halsey. (Credit: Mike Coppola via Getty Images for MTV) Halsey says she had the coolest mom. “She’s a full-sleeve-tatted ...