The 30-year-old actor recently sought professional help to face up to his substance addiction problems and Michele revealed in a statement that she was "grateful and proud" of her partner's decision.
Now, she has personally reached out to her Twitter.com followers to thank them for their kind messages after the news was revealed late on Sunday (31Mar13).
In a post on her page on Monday (01Apr13), she writes, "Thank you all so much for all your love, support, and encouragement. It means the world to us."
Meanwhile, several of Monteith's Tv co-stars have reached out to their pal to wish him well as he seeks treatment.
Actress Dot-Marie Jones, who plays a school sports coach on the show, writes on her Twitter page, "Cory Monteith Sweetest man, so proud of you taking care of you. We are and will always be here for you. I love you always, stay strong... U (sic) never know what someone is dealing with in their personal life, don't pass judgment and love and support it's what I believe it what I do."
Jenna Ushkowitz declares, "Sending lots of love and light to Cory Monteith. We love you", while Harry Shum Jr. adds, "Supporting Cory Monteith for his courageous decision. Get well soon my friend! Proud of you!"
Monteith, who plays MCKinley High graduate Finn on the hit show, will miss filming on the last two episodes in the current fourth season to continue his treatment.
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