This is not income from earnings; it is a gift or loan from your parents. It is not taxable or even reportable no matter how you file married or jointly.
The money you receive from your parents is a gift and is not taxable income on your return.
Any individual seeking legal advice for their own situation should retain their own legal counsel as this response provides information that is general in nature and not specific to any person's unique situation. Circular 230 Disclaimer - Advice given in this response cannot be used to eliminate penalties with the IRS or any other governmental agency.