Bickering. You heard it coming from the detective station, it seemed pretty calm for some bickering. You walk inside and see Marshall and Raymond arguing

Marshall: I'm telling you, Raymond, those were robbers of Nook's!

Raymond: Marshall, you're overreacting over some muddy footprints...

Marshall: fuming Because the robber left them there!

Raymond: sure...

Marshall: Now, let's go bust- notices you AAH! When did you get here?! You even are you?!