Serious for sobriety, actor Chris Klein has extended his stay in rehab after spending more than 30 days in the facility.

"Chris, along with his support team, has decided to extend his treatment," his representative told UsWeekly. "He is doing fantastic and is optimistic about his future. He thanks everyone for their continued support."

It is not specified how much longer Klein intend on staying at Cirque Lodge in Utah. The American Pie actor checked in last month after he was arrested in California for the second time for driving under the influence with a blood alcohol level of more than three times the legal limit. –Natthakan Garunrangseewong

Related: Chris Klein Charged With DUI

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