@JuliaRez its a really niche reference to an episode of the adventures of paddington bear, the original book series i think. He gets taken on a mystery bus tour to a destination he's told hes not allowed to know until he gets there so its more fun when he arrives. Ends up being a wax works museum
https://paddingtonbear.fandom.com/wiki/Mr._Gruber%27s_Mystery_Tour