is there a colour guests are expected to wear? you can rock it on the tie
i'd go with something pink, lime green something colourful and spring oriented :P
look something pink and blue for you
http://www.mrporter.com/product/347154
or whoa blue and blue
http://www.mrporter.com/product/347155
sorry im just looking at ties and not even thinking about what you're looking for lol
this should work well

http://www.bergdorfgoodman.com/p/Cha...12203cat363317
http://www.bergdorfgoodman.com/p/Cha...12203cat363317