Cory Monteith's mother has paid tribute to Naya Rivera. Naya's body was found on Monday (13.07.20) - seven years to the day her 'Glee' co-star Cory died aged 31 by accidental overdose - after she went missing during a boating trip to Lake Piru, California with her four-year-old son Josey and Cory's mother Ann McGregor took to her Cory's Law Instagram page to remember Cory and Naya's friendship.