LOS ANGELES, California (X17online) - Mark Wahlberg, 36, and his fiancee of four years, Rhea Durham, 29, are expecting their third child later this fall according to OK! Magazine.

An insider told the magazine, "Mark is thrilled to be having another baby...he is an amazing dad, and his two children are his world. He always used to joke about wanting at least a dozen kids, but it looks like he wasn't joking after all."

Mark and Rhea already have a daughter Ella Rae, 4, and a son, Michael, 2. X17 contacted a rep for Wahlberg, but calls were not immediately returned.

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