Ok, let me just set the basic ground rules here. :-) First off I'm assuming this is the "first dance of my married life" dance and not just something the band/DJ is playing at the reception. Secondly, I'm assuming that as the groom I actually don't get to vote on this one and that the actual choice will be made by the bride.
As is her prerogative, of course. It is after all her special day. I'm just along for the ride. ;-)
So, with those ground rules set here's the song I selected to fill this blank: