Main Characters Host 1 main appearances Host 2 main appearances Host 2 main appearances Host 1 main appearances Host 1 main appearances Host 1 main appearances Host 1 main appearances Host 1 main appearances Host 1 main appearances Host 1 main appearances
Recurring Guest Characters Train 1 guest appearances Noah Cyrus 1 guest appearances Julia Michaels 1 guest appearances Grace VanderWaal 1 guest appearances Nathaniel J. Potvin 1 guest appearances Veronica Dunne 1 guest appearances Lindsey Stirling 1 guest appearances Erin Bowman 1 guest appearances Fitz and the Tantrums 1 guest appearances Meghan Trainor 1 guest appearances Echosmith 1 guest appearances Kelly Clarkson 1 guest appearances Marshmello 1 guest appearances Maddie Poppe 1 guest appearances Charlie Puth 1 guest appearances Carrie Underwood 1 guest appearances Ludacris 1 guest appearances Avril Lavigne 1 guest appearances Jonas Brothers 1 guest appearances Andy Grammer 1 guest appearances ⇤ « 1 2 3 4 5 » ⇥