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Whatever works!

Debra Messing and Daniel Zelman's days as a happily married couple are over, but the duo still plan to live together and raise their 7-year-old son, Roman.

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"The separation was entirely mutual," a rep for the former couple tells Us Weekly. (The "Smash" actress, 43, and the actor/TV producer, 44, announced Tuesday they'd separated after 10 years of marriage.) "They have been couple for twenty years, and the nature of their relationship simply changed over time."

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A representative for Messing and Zelman tells Us, "in the short term they plan on continuing to live together with their son, then gradually transition into a new living situation. They have no immediate plans for divorce."