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Rico Rodriguez, who plays Manny on the popular sitcom "Modern Family," is mourning his father in real life.

Rodriguez said on Instagram, it "has been the toughest week of my life" after his father Roy Rodriguez died at age 52.

The actor's Instagram post included a picture of father and son drinking milkshakes together and said the father "was the most kind hearted, loving, hard working, determined, and funny man I have ever known."

According to an obituary in Bryan, Texas, newspaper, The Eagle, Roy Rodriguez is survived by his wife, five siblings and four children including 18-year-old Rico Rodriguez and Raini Rodriguez, who's an actress.

Rico Rodriguez plays teen Manny Delgado on the ABC sitcom "Modern Family."

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The Associated Press contributed to this report.