Donald Campbell, of course. Men are always pre-determined to be taller than women. That's genetics for you.
It's a fun wedding, that's for sure. Come in nice looking clothes, come in Harry Potter robes, whatever you want, just wear clothes at the very least. No sweats though.
Yes, as much as we love kids, there will be and age limit. Kids are more than welcome for the Ceremony. The Reception will be for people 18 and older. There are many reasons for this as either financial, choices to let Mom and Dad have some fun, etc.
Wonderful question, after the ceremony, a cocktail hour will follow, drinks are not included then, however DURING the reception, we will have open bar for Beer, Wine and Soda. Mixed drinks will cost you, but have at it for the regular stuff.