Decorations
Use white and pink tulle (from your local fabric store) and drape over the doorway. Decorate main table with a pink tablecloth. Add sparkly confetti. Scatter costume pearl necklaces and the like in the center of the table (around the cake or food). Pearly white, pink, and purple helium balloons and a pinata. Create a beautiful pink castle out of oatmeal boxes...
Menu
Serve 'tea sandwiches' ~white bread with cream cheese and strawberry jam, with crusts removed and cut into small triangles.
White chocolate drizzled over grapes
White grape juice in (plastic) champagne flutes
Party Favors
Fill a small silky drawstring purse with a ring pop, a tiara, fancy white gloves, lip gloss and candy necklace. See Oriental Trading's link to left for these items...
Activities
Purchase a pack of plain party hats. Provide glue-on rhinestones, feathers, sequins, markers, and glue. Have each 'princess' decorate her own birthday hat.
Princess parade (like musical chairs)
Movie showing of "Cinderella"
Slay the dragon ~ pinata that is...