Lindsay Lohan has checked into the Betty Ford Center in Rancho Mirage, California, “omg! Insider” has confirmed. The 26-year-old has also fired her attorney Mark Heller and is now represented again by Shawn Holley. Lohan, 26, fired Holley back in January. “omg! Insider” correspondent Christina McLarty talked to Dina Lohan, who said Lindsay is “mentally ready for the process” and is committed to her recovery. Check out the vid to hear what else Dina revealed about Lindsay’s delayed trip into rehab.