Ryan Seacrest
Self - Host / Self - Co-Host

Dick Clark
Self - Host / Self (archive footage)

Jenny McCarthy-Wahlberg
Self - Co-Host

Fergie
Self - Host (Hollywood) / Self - Las Vegas Host

Ciara
Self - Host (Hollywood) / Self - Host (Disneyland)

Dayanara Torres
Self - Performer (Puerto Rico) / Self - Host (Puerto Rico)

Rita Ora
Self - Co-Host

Liza Koshy
Self - Co-Host

Jessie James Decker
Self - Powerball Co-Host

LL Cool J
Self - Performer (Times Square)

Sabrina Carpenter
Self - Performer (Times Square)

Megan Thee Stallion
Self - Performer (Times Square)

Billy Porter
Self - Co-Host (New Orleans)

Tyla
Self - Performer (Times Square)

Jelly Roll
Self - Performer (Times Square)

Cardi B
Self - Performer (Miami)

D-Nice
Self - DJ (Hollywood) / Self - Co-Host (Hollywood)

Post Malone
Self - Performer (Las Vegas)

Ivy Queen
Self - Performer (Puerto Rico)

Ludacris
Self - Performer (Los Angeles)