Guest Stars Dan + Shay as Themselves Dierks Bentley as Himself (Advisor) John Legend as Himself Halsey as Herself Panic! at the Disco as Themselves Bastille as Themselves Rascal Flatts as Themselves Kelly Rowland as Herself Esperanza Spalding as Herself Marshmello as Himself Brynn Cartelli as Herself The Doobie Brothers as Themselves