The two-hour primetime special featured performances by the year's biggest artists, including Ed Sheeran, Nelly, Reneé Rapp, Zara Larsson, Alex Warren, The Kid Laroi, Laufey, Sean Paul, and more, with appearances by Ryan Seacrest, Elvis Duran, Chelsea Handler, Darren Criss, Tiffany Haddish, the cast of the Mormon Wives, the Nader sisters, and much more. The special airs on ABC Wednesday, December 17th at 8pm PT and streams on Hulu the next day.