Jonas Brothers and Marshmello Perform New Song At The Billboard Music Awards [WATCH]

 

jonas brothers
NEW YORK, NY – SEPTEMBER 12: (L-R) Kevin Jonas, Joe Jonas and Nick Jonas attend The Cut and New York Magazine’s Fashion Week Party with Revlon and Ciroc at Gramercy Terrace at The Gramercy Park Hotel on September 12, 2013 in New York City. (Photo by Neilson Barnard/Getty Images for New York Magazine)

The Jonas Bros are back with a new song with production from Marshmello called “Leave Before You Love Me” and they performed it and a few other songs at the Billboard Music Awards this weekend.