Andy Dick has publicly struggled with addiction for years. “omg! Insider” correspondent Keltie Colleen caught up with him backstage at “Dancing With the Stars” Monday night, and asked if he had any words of wisdom for "Glee" star Cory Monteith, who just checked himself into rehab. Check out this vid to hear the kind words the comedian had to say to the actor! For the latest entertainment news, tune into “omg! Insider” on TV.