Cedar Point has updated its operating calendar and Sept. 5 and 6 are blacked out .
The park says it will be closed for two days in early September for a "private event."
Cedar Point is not disclosing who has rented out the park, but Honda has rented out the park in the past for a private event for its employees.
The park will reopen to the public from 11 a.m. to 8 p.m. Sunday, Sept. 7.
A week later the park starts its HalloWeekends celebration on Sept. 12.
The 2014 season ends Nov. 2.