Mom Is Turning 50

My mom is turning 50 on June 14. We are pulling together a suprise party for her, I`m getting videos and letters from all over of peolple that appreciate and love her, I want to do something involving lace, ribbons, pearls, and pastel colors, something dainty(sp) and fragile like my mom . . . .anybody have any ideas for invitations or more of a theme? Thanks for any help you can give.