Bioshock Infinite PS3 for $44.75 from Zavvi with promo code
The only problem is you need to be very quick - the deal expires in a couple of hours. One for the late night gamer only.
The Zavvi list price is £34.75. You need the Zavvi promo code below to bring it down to £27.99. Shipping is £0.99. Converted this comes out to about $44.75 delivered.