Donning a casual t-shirt and pants, Mark Wahlberg  had to know he chose the perfect outfit to wear at the Nickelodeon Kids' Choice Awards on Saturday. After all, the Nickelodeon crew is famous for hurling massive amounts of green slime at stars. The actor's epic moment finally came, and all he could do was kneel down and embrace it. Mark wasn't the only star targeted with slime — Pharrell Williams was covered as the goo splattered across Kaley Cuoco's ensemble, and singers Austin Mahone and Cody Simpson also took the slime-time spotlight. Keep reading to see the amazing reaction shots, and then check out the best photos of the show .
Cody Simpson's outfit looked neon green backstage.