Whether or not they will break the record can depend on how strictly the fire laws are enforced. Old Yankee Stadium (before rennovation) had a listed seating capacity of 67,000 but they often crammed as many as 73,000 in there. And the capacity at old Municipal Stadium (Cleveland) had a listed capacity of (IIRC) 70,000 yet they often drew as many as 80,000 for games in their hey day. And even with a seating capacity of 45,000 at the new Mets ballpark, a full house every night would break this year's attendance figures with 3.6+ million. Later