One shot. Takes place after the Kinkaid incident. Gilligan confesses to the others what made him keep going instead of giving up. Not the best summary, but hopefully, the story's good. :)
The Castaways throw a party for Mary Ann's birthday. While setting everything up, Gilligan takes Mary Ann on a picnic. One shot.
Au It's Magic episode. What if Mary Ann was able to convince Gilligan to come back home? One shot.
Takes place after The Hunter. The gang try to help Gilligan heal after his ordeal with Kinkaid.