wine sock gift: instead of giving just a plain bottle of wine, personalize it and make it more fun by wrapping it in a pair of cute socks. Slip the bottle into one sock and tie the other as a bow on the top.
365 reasons why I love you jar. Both have their own jar and write once a day one thing they love about the other. On their anniversary/birthday/valentine's day/christmas/whatever the occasion, open the jar and read what the other person wrote