I do have a theme installed, but it hasn't changed the default files.
in the order email sent to customer and to admin I get this under order details...
Order ID: 7896
Date Added: 13pm31UTC_f2015Wed, 13 May 2015 15:34:12 +000005pm31_12032015Wed, 13 May 2015 15:34:12 +000031
Payment Method: PayPal
Shipping Method: Free Shipping
As you can see the 'date added' is messed up? Any ideas whats wrong?