Gucci Mane is in rehab but he is back on Twitter.

The Atlanta rapper came clean today telling his fans that he is addicted to lean and that he is sorry for his reckless recent behavior.

DETAILS: Gucci Mane Back Behind Bars For Threatening Cops, Drugs & Guns

In a series of tweets, Gucci Mane says he is currently in a mental hospital.

“Woke up the other day out this hospital bed & I’m so embarrassed & ashamed of my behavior that was brought to my attention,” Gucci Mane said. “I just wanna man up right now & take this time to apologize to my family, friends, the industry & most of all my fans. I’m SORRY! I’ve been drinking lean for 10plus years & I must admit it has destroyed me. I wanna be the first rapper to admit I’m addicted to lean & that sh– ain’t no joke. I can barely remember all the things I’ve done & said. However there’s no excuse. I’m currently incarcerated but I will be going to rehab because I need help. I wanna thank everyone that has stood by me during this difficult time. Please keep me in your prayers. #GUWOP I wanna personally apologize to birdman ross & drake. Dem my ni—s. I 100% regret my words & actions.”

DETAILS: Gucci Mane Went In On Nicki Minaj, Says He Paid Her For Sex

Lean is also popular known as syrup or sizzurp. The drug is a mixture of soda, usually Sprite, and Promethazine w/Codeine.

Gucci Mane was also arrested in Atlanta on September 15 and booked for disorderly conduct, marijuana possession and possession of a concealed weapon. Atlanta police also said he threatened them at the time of his arrest.