Inside ‘The Queen Family Singalong’ With JoJo Siwa and More Stars (Exclusive)

ET is on set of the ‘Queen Family Singalong’ with stars including JoJo Siwa, OneRepublic and more ahead of the special’s premiere on Thursday, Nov. 4, on ABC. Plus -- spoiler alert! -- ‘The Masked Singer’s latest unmasked stars, June Shannon and Alana Thompson (aka Mama June and Honey Boo Boo) spill on what it was like to compete together as 'Beach Ball.' ‘The Masked Singer’ airs Wednesdays on Fox.