It's not advisable to try and trick the US (or any) government. It's a very long, drawn out process to get someone into the US as more than just a tourist, and there are consequences for trying to cheat the government. Not a good idea.
Report her to U.S. Citizenship and Immigration Services (USCIS)
They will be just married to the card holder; that will not help the illegal in any way, and could have a bearing on whether the card holder can get citizenship (assisting a person they know to be committing a crime, for example).
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Samantha Ryan :)
Being married would not change the fact she is an illegal alien. She could still be sent back to her country of origin.
A Big Hairy Vagina Visa!
Yes, but only if you apply for a green card.
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an alein cant get a green card they are already green silly!!!
I don't know for sure, but I think that it's harder and takes longer than if he/she married an actual US citizen.
No, and you are in trouble as well as soon as the officials find out. ANY assistance to an illegal person faces penalties.
Visit the United States Citizenship and Immigration Services website at http://www.uscis.org for specific information in regards to your personal circumstances.