[This is certainly a pickle they are in and Mettaton wishes he could come up with a better plan than either of the suggestions Grout has made, but he's coming up empty. Well. Other than one thing.]

If I were strong enough, I'd just stretch us all across, but I'm afraid my strength gives out once you get to "wagon" size.

[He has long noodle arms. There is no muscle there.]

We could test the water depth to see if it is shallow enough before we go strolling through it. Or, I suppose, we could look to see if there is a ferry anywhere nearby and just pay someone to take us across.