The holidays go high-tech as Pete Wentz of Fall Out Boy joins Santa and Ms. Jingles to judge the final 3 Elf-testants' last challenge: Santa's Sleigh Makeover.

The final 4 Elf-testants compete for the title of Top Elf. Superstar baker, Amirah Kassem, joins Santa and Ms. Jingles in judging their giant Gingerbread Clubhouse creations.

5 talented Elf-testants are in the running for the title of Top Elf. Actress, Peyton List, joins Santa and Ms. Jingles to judge the giant holiday ornament challenge!

6 extraordinary kid creators are in the running for the title of Top Elf. Henry Danger's Frankie Grande joins Santa and Ms. Jingles to judge life-sized action figures!

Santa transports 7 extraordinary Elf-testants to the North Pole to compete for the title of Top Elf. YouTube sensation, Alex Wassabi, joins Santa and Ms. Jingles to judge giant Holiday Card creations.