The unlikely pair - she's 27, he's 44 - went public with their relationship in 2012 at a Knicks game. Not long after, they moved into a $6.25 million townhouse together in New York City. Sarkozy, a multimillionaire banker who is the half-brother of former French president Nicholas Sarkozy, has two children from a previous marriage - Julien, 12, and Margo, 10 - and the former Full House star is ready to embrace her role as stepmother.
"Mary-Kate has made him a better father. She remembers all the kids' special events," a source told Us Weekly. "She thinks he's a great dad."
And Sarkozy has won over Olsen's family as well: "Mary-Kate's family thinks Olivier is the best thing to happen to her," an insider revealed. "They love him."
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