In my experience, the pivotal issue is the food.
It's included in, and makes up a lot of the value of, the ticket price.
This works in the US where you've got a summer BBQ or Oktoberfest with bratwurst or whatever - Americans like to eat. <!-- s;) --><img src="{SMILIES_PATH}/icon_wink.gif" alt="

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The Irish, on the other hand, often spurn food in favour of another pint, so tough to say if they would feel like they got their money's worth sticking to beer alone.