Cheap gas will be the number one reason as many or Cedar Fair's customers are drive ins. Also, pent up demand exists from those who put off visits while economy was tough. A local research firm sees Cedar Point to increase customer count dramatically, as much as 20%. Same research firm sees Carowinds with an 18% pop and Knott's with a 17% clip. All in all, look for staggeringly good earnings and increased payouts.