Waka Chaka! is the fifth episode of season one of Trollhunters.
Synopsis
When Jim and Toby investigate a Goblin attack, they discover Changelings are secretly living among them and are rebuilding the Killahead Bridge! When the goblins steal Toby's watch, they go sneak into the museum to investigate and bring back proof to Vendel. However, the curator might have a dark secret as well...