(Newark, NJ) — Comedian Artie Lange is heading to rehab after pleading guilty to possession of a controlled substance. According to the Essex County Prosecutor’s Office in New Jersey, Lange pled guilty to possession of 81 small bags of heroin worth up to half-a-million-dollars and in exchange had a cocaine possession charge dismissed. TMZ is reporting Lange is headed to an in-patient drug rehab program on a private jet paid for by two comedian friends. Lange is set to be sentenced on February 23rd.