But some unexpected emotions are also bubbling up as the invitations roll in: puzzlement (I don't know you that well), concern (can I afford another cross-country trip?), dread (not another one, please). At the same time, there is a lack of surprise. Watching straight friends from high school or college marry as they stagger into adulthood (two or three couples a year, some in their 20s and some in their 30s or older) is thrilling in a way that a near-simultaneous stampede of same-sex couples to the altar is not.