I think he stayed in the the hotel because it appears he is suffering from a digestive problem and wouldn't want to stray too far from a bathroom.
While deliberating a huge earth quake errupts causing an avalanche that sends tons of snow your way burying everything in its' path including you three up to your necks...
After some hours you are rescued and told the area is closed until further notice. You use the opportunity to return home and warm up.
The End