While I am 99% sure this request is a troll let me still go ahead and state a few point.
Can sign from oldest address. 
Don't say you can sign, Include a signed message in the OP.Collateral this account 
Your account isn't a valid collateral. I am highly sure that you have come across Vod's valid collateral's post in the sticky thread.Only serious lenders..
If you can't stop laughing after Reading this thread then have some water.
Serious lenders only fulfill serious requests.If you can't stop laughing after Reading this thread then have some water.