Leah Messer took to Instagram this week to deny drug rumors, once again. Leah Messer is still insisting she's not on drugs. 'Teen Mom 2' Corey Simms Spent His Weekend With Leah Messer?! After coming across an article, which claimed the Teen Mom 2 star and her ex-husband, Corey Simms, are "getting along now that Leah's off drugs," Messer took to Instagram, where she claimed the publication was inaccurate.