Always the Bridesmaid

What do you do after you walk down the aisle in four weddings in a few months-none of them your own? What's left after you've donned the must-have-not dresses of the season, forked over your cash, and fake-smiled your way through countless photos? After you've dealt with the smashed guest, the smooshed cake, the dashed hopes, and the missed bouquets? That's what Cate Padgett is starting to wonder, as she embarks on stint after stint on the sidelines, watching friends swap bar-hopping for baby-na