Things certainly haven't been easy for David Arquette since his October split from wife of 11 years Courteney Cox. Now, his rep confirms to CNN, the actor has entered a live-in rehab facility over the weekend.

"Rehab was inevitable," an insider tells People magazine. "He is dealing with a broken heart. He can't handle all the changes in his life. All his inner demons came out."

In an interview with Howard Stern in December, Arquette said had been "drinking a lot" and that "everybody's worried and concerned about me."

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