Are We There, Yeti?

Are We There, Yeti? is a Simpsons Comics story that appears in.

Plot
Scratchy is flying on a plane when he suddenly has to go to the bathroom. When he goes into the plane's washroom Itchy pulls a lever saying 'Danger'. The toilet then falls out of the plane with Scratchy still on it and he slides down the mountain and into a large Yeti. One year later, Itchy goes back and finds that Scratchy and the Yeti have had babies.