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Dr. Caleb Thorn is a marine biologist working with manatees.

History

Marge meets Dr. Thorn, a good-looking scientist devoted to protecting Florida manatees. Caleb helps Marge realize that Homer is the same man she fell in love with.

The only problem is that she still expects him to change. Caleb Thorn has a tattoo of a manatee on his back.

Appearances