$5 off, that’s a deal! Posted on May 6, 2015 by cbniv Hey, look! We ‘re jumping on the coupon craze! Print this coupon bring it to Coastal Chaos receive $5 off our Nerderby tshirts! It’s that easy! The fine print…Only one coupon per shirt, cannot combine offers, only valid at Coastal Chaos May 8-10, does not apply to online purchases!