Misty Croslin on tape: would do lie detector but I didnt sleep well Breaking news! Shocking new jailhouse tapes emerge of Haleigh's former babysitter/stepmom. Misty Croslin makes a stunning admission on tape behind bars- telling her family she would take a lie detector test but she didn't sleep well! Tune in tonight to watch the shocking statements made on tape! Nancy Grace on HLN @ 8 & 10 PM ET!