Dianna Agron Reminisces About Cory Monteith on ‘Katie’ [VIDEO]
Though Dianna Agron wasn't invited to Cory Monteith's tribute episode, she still holds her onetime 'Glee' costar close to her heart. The starlet, who likely won't be returning to the show at all, appeared on 'Katie' to promote her new movie, 'The Family' and wax poetic about her fallen friend.