03/04/2011 AT 03:15 PM EST
is no stranger to the cameras – or controversy – but she's not checking into Dr. Drew Pinsky's Celebrity Rehab
for pill addiction.
"No, I'm not joining the cast,” she tells PEOPLE exclusively, shooting down a report that claims the former Hills
star was dropped off at treatment two days ago and is sharing a room with Real Housewives of D.C.
star Michaele Salahi on Rehab
"I'm actually on my way to see Just Go With It
for the first time," she says, finally getting to see her feature film debut. (Montag has a cameo in the Jennifer Aniston
, Adam Sandler flick).
Montag may not be bunking with famous cast members like Salahi and Michael Lohan, but she will be tuning in to VH1's Celebrity Rehab
. "It sounds like a great cast and I can't wait to watch this season!"
VH1 confirms of Montag, "She's not in."
With reporting by CYNTHIA WANG Please note: Comments have been suspended temporarily as we explore better ways to serve you. Your opinion is important to us; you can find current discussions at facebook.com/peoplemag.