Thanks for popping by with your upgrade offer query!
It doesn't look quite right I agree
To look into this in more detail if you could contact our account teams about this that would be fab. To catch up with them about this as this involves disclosing account information which is protected for security reasons, it would be great if you could contact them for an update on this either via 150 or 0345 454 1111 or via Webchat
Keep us posted on what they say and let us know if you need anything else