Up to you, self is the man. Rent a TL, a parkinglot with option to get power, get a small promotion tent, small party PA for announcing, 3, 2, 1 cases of beer/softdrink as prices, Twitter, Facebook, Google+, SMD and CACO forum for inviting.
And ready is your "Proud American Prival SPL = Paps. Not only in German language means Paps = Dad.
PS. A BBQ-grill and a sack of charcoal, for brought BBQ gut´s.