Robert Downey, Jr. Celebrates Tenth Wedding Anniversary With Sweet Instagram Photo

Getty Images

Robert Downey, Jr. ranks his wife and marriage a 'Perfect 10.'

Robert Downey, Jr. and Susan Downey have the ideal Hollywood marriage, and the Iron Man star just proved that he has no intention of taking his wife for granted!

The 50-year-old actor shared an Instagram on Friday of him and Susan looking cool and cute on the beach. "A perfect 10. Happy Anniversary, Mrs. Downey," he wrote.

WATCH: Robert Downey Jr. Shares First Picture of Daughter Avri

The use of "perfect 10" on the photo not only celebrates their decade of matrimony, but is also the Marvel superstar's clever way of celebrating his beautiful wife.

The two first met when the actor co-starred with Halle Barry in Gothika, which Susan, 41, produced.

Robert has openly credited his wife for his success and helping him stay sober. He's taken to social media to celebrate their love before, including an announcement that Susan was pregnant with their daughter Avri.

NEWS: Robert Downey Jr. Joins Instagram, Posts Awesome First Photo

Congratulations to the happy couple! And kudos to Robert Downey, Jr. for posting the wittiest anniversary photo of the year.