Guest Stars James Saito as Arthur Mori Leah Kreitz as Aryn Keana Marie as Sofia Ianne Fields Stewart as Roberta Glenn McCuen as Edgar Diego Guevara as Benny Agneeta Thacker as Priya Patrick Vaill as Mark Gideon Emery as Adam Michael Cyril Creighton as Jeff the Elf Trevor Braun as Yohnny Jodi Long as Mrs. Basil E Nick Blaemire as Dov Jennifer Ikeda as Grace Co Starring David Rodriguez as Caroler #5 Courtney Hausman as Strand Employee Uncredited Nick Jonas as Himself Jonas Brothers as Themselves