It should not be a problem. Just bring the original, certified copy of the marriage certificate with lots of proof that you married in good faith (common assets and liabilities).
No. Bring the original marriage certificate and they will correct it at the interview.
Samuel Ouya Maina, Esq. 415.391.6612 email@example.com Law Offices of S. Ouya Maina, PC 332 Pine Street, Suite 707 San Francisco, CA 94104