Hey guys I sing in a Barbershop Chorus in Athens Alabama. We have quartets that do Singing Valentines every year. This is a great Idea for your sweety. There are groups all over the U.S. avaliable if you want one for you better half. You can check this website http://www.singingvalentines.com
to find a group near you or if you like to sing find a group and join up.