A LONG ISLAND mom's venom-fueled campaign to destroy her ex-husband has backfired. Lawyer Mark Musachio was given custody of his two daughters, 11 and 13, after a judge ruled his whacko estranged wife was behind a bizarre smear campaign. Annmarie Musachio apparently plastered their town with stickers slamming her hubby. At one point in the couple's 7-year war, his apartment complex was covered with stickers that read: "Attorney Mark Musachio is a deadbeat dad! He drives a Hummer and his 4 kids have to eat at the food pantry."
When he saw the stickers, Musachio -- who later sold the Hummer -- told the New York Post: "My mouth fell open. I couldn't believe it." He
