2lb down!
Day 1: saturday - 12st 11lb - target loss for week 7lb
Day 2: sunday - 12st 9lb - loss 2lb - target loss for week 7lb - 5lb to go
Day 3: monday - 12st 6lb - loss 3lb - target loss for week 7lb - 2lb to go
Day 4: tuesday - 12st 4lb - loss 2lb - target loss for week 7lb - target reached