Word on the curb is that Whitney Houston has checked herself in to an out-patient rehabilitation program.

Rumors began swirling that Whitney was back on crack a few days ago after she was spotted attending a Prince Concert in LA looking rockin’ her old crooked wig, but reports are she enrolled in the program about 10 days ago.

The program, which “they say” has nothing to do with drugs or alcohol (insert side-eye here) apparently allows Houston to go out in public as long as she has a monitor with her.

No one is saying exactly what she’s being treated for, but a source claims the singing diva is merely “cleansing herself to get ready for a new movie.”

Houston recently partied at the Prince concert in L.A. with her daughter right by her side….

VIDEO: Whitney & Daughter at Prince Concert

[Sidebar: After THESE PHOTOS surfaced of? Whitney & Bobby Brown’s daughter Bobbi Kristina sniffing snow,? Bobbi K said “No” to rehab but I’m praying that the lil heffa checked in right alongside her famous mom.]

More photos PLUS video of Whitney performing onstage with Prince and Chaka Khan below: Continue Reading…