Activity for Private User

My FH has a 14 year old daughter who I love. I want to get her something to remember the day by and to know that she is special to both of us(which of course is a given) as we start our life together. Any ideas?

Due our families being spread across the country. We have decided to do a small ceremony with his family in CA and bigger reception in TN closer to my family and our friends. My problem is sticking to budget with two photographers and such. Does any...