Lea Michele Says She Will Stand By Cory Monteith Through Rehab

Glee star Lea Michele is supporting her costar and boyfriend Cory Monteith as he enters rehab for substance addiction.

"I love and support Cory and will stand by him through this," she tells PEOPLE exclusively. "I am grateful and proud he made this decision."

Michele and Monteith took their romance public in April of last year and have been spotted around Los Angeles together, most recently at a Los Angeles Kings game on March 23.

Michele, 26, has been quite vocal about her feelings for her beau, telling PEOPLE in 2012, "He really, really inspires me, and he motivates me and I think he's just so talented."