Ok first post so hopefully get all this right , i know it all works because i just got one of these beautys myself at this price.
You must pay with paypal and use this code
Save 10% when you spend £75 at Boots.com before 15th December!
Promo code: TSAM47
Offer valid until 15 December 2008.
Also click the option for an advantage card and you automatically get the 10 quid free on it with orders over 75 (Extra ten pound ends tomorrow) As well as 20 quid on the card you get with advantage points. Free delivery over 45 quid , and then you still get to claim back your 50 cashback using the canon offer.
Super deal !