I\'m trying to request this kind of URL in iPhone 4.0 SDK (access token slightly modified because you don\'t really need to see it):
https://graph.facebook.c
ho ho ho.
Set location_id using the id of the venue you want.
location_id
This make me waste a lot of time.
One of dozen facebook secrets is debug network when making what you want, in this case creating a event. You'll see the correct params names for what you need.