Only partly true! While there won't be any breaking plates, we will have a couple of traditional Greek dances and the more people join the circle, the better! The most common one will be the 'Kalamatiano' meaning from the region of Kalamata, where Penelope's father George is from. It is the traditional Greek wedding dance consisting of 12 steps. Here is a tutorial: https://www.youtube.com/watch?v=_ukHl7QVwVw
Also partly true! Adam and Penelope will dance the Hora and welcome a boost up on a chair, but our parents will stay land-based.
No. There will be dishes with meat and seafood, but we will also have vegetarian (though not vegan) options.