Add Mike Sorrentino, a k a "The Situation," to the list of celebrities who have gone through rehab at Utah's Cirque Lodge.

The 29-year-old star of MTV's reality show "Jersey Shore" is reportedly entering rehab for alcohol and prescription medication -- and, according to castmate Angelina Pivarnick, some illegal drugs -- reports the New York Daily News.

Sorrentino, who also appeared on "Dancing With the Stars," denied rehab rumors Tuesday on his Twitter feed -- but then confirmed his entering a rehab program.

Other celebs who have visited Cirque Lodge in the past few years include Demi Moore, Brooke Mueller, Kirsten Dunst and Lindsay Lohan.