The biggest crowd of the season will be on hand Saturday night at the Iowa Speedway when the NASCAR Nationwide Series makes its second stop of the season with the running of the U.S. Celluar 250.

Iowa Speedway C.E.O. Doug Fritz says tickets are going very fast, and he encourages people to not wait to get tickets. Fritz says they will try to accommodate as many fans as possible.

“We’ve got some temporary seats under construction, that tells you how good the demand is right now,” He says. Saturday night’s race will be carried by ESPN2.

Fritz says it’s great exposure for the track to be on national TV, and he says it also allows them to showcase the state as well. The racing action begin on Friday night with a NASCAR K&N Pro Series race.