The Forgetful Bride (Harlequin Romance, No. 3166) Paperback – November 1, 1991 by Debbie Macomber (Author)
Caitlin Marshall's trying to go home to Minnesota for Christmas, but at the last minute she gives her airline ticket to a stranded soldier. So Cait spends the holidays with Joe Rockwell, who was a childhood friend - and is still a terrible tease, claiming that Cait's his wife. Oh, sure, they were "married" in a pretend ceremony when she was eight, but now Joe wants to make their "marriage" real!