Seth Peterson

"Burn Notice" star Seth Peterson proudly plastered his new 22-year-old girlfriend all over the Internet -- which normally would be fine ... except he's still got a wife ... who's about to give birth. TMZ broke the story ... Peterson's wife Kylee Cochran just filed for divorce, claiming her…

"Burn Notice" star Seth Peterson's a reckless druggie who abandoned his pregnant wife for a 22-year-old woman ... so claims his pregnant wife ... and now, shocker, she's filing for divorce. Kylee Cochran filed the docs in L.A. citing irreconcilable differences. She says 43-year-old Seth bailed on…