Autosport Show Ticket Discounts???

[brotherhood]

Does anybody know of any discount codes to get cheaper tickets to the Autosport show at the NEC??
Last year they were doing buy one get one free offers on certain websites and gave you codes to use when purchasing which got you the discount.
At the price they are now it's going to cost me £114 just to park the car and get in!!

[alancdavis]

I think all the discount codes have expired