3rd Birthday Wording Mini Golf Wording For A 30th Birthday Invitation?

Wording for a 30th Birthday Invitation? - 3rd birthday wording mini golf

Nice, I have some invitations for my 30th Birthday. It is a garden party / BBQ at home from 2 hours. I want the text is simple and informative, but the flow and look beautiful. Help! What should be the design? Do I meine 1 / 3 Person? They will design a postcard instead of a folded card. Some examples would be very appriciated