I'm divorced,,have joint cousty of 4 1/2 and 2 1/2 y/o boys, but boys live with me 98% of the time. 4 1/2 son was born to me after mother and i married in dec 2003, he was born in jan 2004. i signed birth cert, and he was born with my last name, she was 4 months pregnant when we met. at...