Connect‑3重聚巡演的开场艺人意外缺席，乐队重返摇滚夏令营物色新人。一众营员角逐巡演开场席位，竞争加剧，友谊面临考验，也催生了意外的结盟、秘密与爱情。
Liamani Segura
Sage
Malachi Barton
Fletch
Lumi Pollack
Rosie
Hudson Stone
Desi
Casey Trotter
Cliff
Brooklynn Pitts
Callie
Joe Jonas
Shane Gray
Nick Jonas
Nate Gray
Kevin Jonas
Jason Gray
Ava Jean
Madison
Milo Manheim
Calvin Rhodes
Maria Canals-Barrera
Connie Torres
Sherry Cola
Lark
Demi Lovato
Mitchie Torres
