DENVER (CBS4) – Once again it’s the hottest ticket in town. “The Book of Mormon” is back and there are still plenty of seats available after a small hiccup.

Tickets went on sale at 10 a.m. Monday both online and at the Denver Center for the Performing Arts box office. Not only were there long lines downtown, but several CBS4 viewers had trouble getting through on the website.

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The DCPA says it upgraded its servers before Monday but there is no way to keep up with all the purchase requests and it got overloaded.

“It’s just slowed down a lot for the overwhelming demand like it did last year. Last year we sold out in 4 1/2 hours and it just; there’s an overwhelming response, which is a good thing and it just slows down our system, but we are selling tickets,” Jeff Hovarka with Denver Center Attractions said.

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The DCPA has about 25,000 tickets available. They can be bought online 24 hours a day.

“The Book of Mormon” opens in October for a five-week run.

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LINK: Denver Center for the Performing Arts