It’s taken nearly eight years, but Mark Wahlberg is ready to say “I do” — and he has his 5-year-old daughter to thank! “Ella is very smart,” an insider tells In Touch. “She wanted to know why Dad and Mom weren’t married.” So in August, Mark, 37, will wed Rhea Durham, 30, the mother of his three children. The pair is planning an intimate ceremony in front of about 30 guests at Beverly Hills’ Good Shepherd Catholic Church. “It took him a while to get used to the idea of getting married,” says the insider. “But now he can’t wait for them to become man and wife.”

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