Tesco Mobile (using masts/technology from the o2 network) have the Samsung D800 Pink for just £86.65 on their website on pay as you go. You will receive 86 clubcard points for this transaction. Delivery is free. Purchase via QuidCo for £6 cashback.
The Samsung D800 is a compact slider phone with a 1.3 megapixel camera, 80 MB internal memory, Bluetooth, voice recognition and Picsel Document Viewer. In comparison to the Samsung D600, the D800 is far slimmer and offers a more business-like look, whilst it's not as high spec as the D600, the D800 has all the features most people use and it will fit neatly into your pocket.
Visit the Tesco Mobile website for details of how to get £5 free airtime by porting your mobile phone number to them. There are three different tariffs available offering text messages as little as 5p and any time, any network minutes as little as 10p per min!!