The Spheal of Approval - S6.E36

While Brock and May go shopping, Ash and Max go to the museum, only to find it closed. Max attempts to go in, but is caught by a boy, who claims they are thieves. Just then, Captain Stern arrives and the confusion is settled. While Ash and Max visit the exhibition, the members of Team Magma try to infiltrate the museum to steal Captain Stern's stone he recently acquired.