10 Years
Madonna, 49, and Guy Ritchie, 39, (at the Revolver screening in New York City Dec. 2, 2007) got married at Scotland's Skibo Castle in Dec. 2000.
16 Years
Tom Cruise, 45, and Katie Holmes, 29, (at the Madonna and Gucci Host "A Night To Benefit Raising Malawi and Unicef" in New York City Feb. 6) tied the knot at a castle in Bracciano, Italy.
12 Years
Angelina Jolie, 32, and Brad Pitt, 44, (showing off the baby bump at the Independent Spirit Awards in Santa Monica, California, Feb. 23) have said they'll "consider tying the knot when everyone else in the country who wants to be married is legally able."
5 Years
Reese Witherspoon, 32, met current beau Jake Gyllenhaal, 27, (at a press conference in Rome Oct. 21, 2007), while filming their flick Rendition. They didn't appear publicly as a couple until Witherspoon's divorce from ex Ryan Phillippe became finalized in October.
12 Years
Beyonce, 26, and Jay-Z, 38, (at the Grammy's in L.A. Feb. 10) have collaborated on hits "Bonnie & Clyde," "Crazy in Love," "That's How You Like It, "Deja Vu" and "Upgrade U."
12 Years
Milo Ventimiglia, 30, revealed his crush to his Heroes co-star Hayden Panettiere, 18, (at the Governor's Ball following the Emmy's in L.A. Sept. 16), "the minute she broke up with Stephen Colletti," a source close to the actress tells Us.