Hello I am Zen Newb. Version of ZC is up to date. When my customers do not select a desired delivery date when they check out on the invoice and packing slip it reads November 30, 1999. Is there a fix for this that anyone knows about?

Example:
Date Ordered: Wednesday 24 February, 2010
Desired Delivery Date: Tuesday 30 November, 1999
Payment Method: PayPal

Thanks!