The two-and-a-half-hour-long event, which was held at Jack ... 1975's Matty Healy, Regina Spektor, Weyes Blood and many more. This year's show also featured a reunion of Steel Train, the band ...

and Healy, 34, spent time with a group of pals, including Zoë Kravitz, Margaret Qualley and her fiancé, Jack Antonoff — one of Swift’s longtime collaborators. "Taylor and Matty were kissing ...