Uncanny X-Men #230

The X-Men explore their hide-out. It's got a great computer system, and a dragon's lair of stolen loot. The spirits of the original owners and makers contained within the jewelry overload Longshot's psychometric powers, and the X-Men decide it's best to return it all to their rightful owners. Did I mention it's Christmas Eve? They use Gateway's teleportation ability to travel round the world all in one night, rather like the big ol' SC...