Brooke Mueller is preparing to leave rehab much sooner than previously planned, Breaking Celebrity News has learned, because of a looming custody battle over twin sons, Bob, and Max, 6, with ex-husband, Charlie Sheen.

The Palm Beach socialite, 38, had been expected to remain at her Utah facility for at least another two months.

However, the news that Sheen was reportedly threatening to go to court to get custody of their twin boys threw a wrench into Mueller's treatment plan.

"Brooke is now going to be leaving rehab in the next t