That is the only requirement to this party.

Costumes or formal wear are strongly encouraged. Royalty and Jesters are expected to be there.

Oberon, King of Fairies Titania, Queen of Fairies Puck, a.k.a. Robin Goodfellow, servant to Oberon Titania's fairy servants: First Fairy Peaseblossom, fairy Cobweb, fairy Moth (sometimes rendered as 'Mote'), fairy Mustardseed, fairy might also be there.