Sony Ericsson W205 pay as you go is the latest offspring from that crafty Japanese/Swedish bunch, and its exclusively on the prepay market. The W205 slider phone is the budget Walkman phone but dont let that fool you
£24 plus £10 voucher for credit total £34.
Plus I think you get £6.50 quidco, not sure.
I wanted Virgin as my wife can phone from the house phone for free, as we use Virgin Media.
Cheers Mr C