How dedicated is Jim Carrey to the Sonic the Hedgehog movie saga? Way more than others, as he chose to let his co-star shave his real hair on camera.

Sonic the Hedgehog returns to the big screen this holiday season in his most thrilling adventure yet. Sonic, Knuckles, and Tails reunite against a powerful new adversary, Shadow, a mysterious villain with powers unlike anything they have faced before.