Well one thing is for sure, Chick-Fil-A isn't being shy about promoting their Chicken Biscuit for Breakfast.
On New Year's Day they gave away coupons for a free chicken biscuit with a purchase to every guest in the restaurant, all day. If you got a coupon they are good through the end of March.
If you didn't get a coupon and you still want free chicken for breakfast it looks like you'll have the opportunity again.
This article appears in Jan 7-13, 2009.