Mary-Kate and Ashley Olsen Celebrate 29th Birthday with Olympic-themed Party

For their 29th birthday, Mary-Kate and Ashley Olsen threw 'Olsen Olympics' as their weekend celebration on Sunday. Guests were grouped in two teams, Team Mary-Kate in red and Team Ashley in blue.

According to People Magazine, the guests were randomly assigned to each team by picking out their team colors out from a hat. Team players posted pictures during the outdoor Olympic party, showing a colorful maze with tires and cones, and a dunk tank.

Ashley and Mary-Kate joined each of the teams in the obstacle race coached by some of their friends.

Team Ashley came out as the champion, in a celebration sparked by colorful fireworks.

A photo posted by Yale Breslin (@yalebreslin) on Jun 13, 2015 at 1:56pm PDT

Got #danconnor in the dunk tank, first try #olsenolympics A photo posted by ALEXIS PAGE (@bikinikilled) on Jun 13, 2015 at 4:55pm PDT

While guests were mostly composed of family and friends, Mary-Kate's fiance, 46-year-old Olivier Sarkozy was not seen joining the fun and games. The controversial couple was engaged in March of last year.

The Olsen Twins are among the wealthiest and most popular Hollywood personalities in America. Born in June 13, 1986, their popularity began at nine-months-old in 1987, when they shared the role of Michelle Tanner on ABC's family sitcom, 'Full House.'

In 1992, the twins' rise to fame continued in another ABC TV series, 'Two Of A Kind.'

The actress-producers then owned Dual Star Entertainment, a company that distributed feature films and successful home videos such as 'You're Invited to Mary-Kate and Ashley's Party,' and 'The Adventures of Mary-Kate and Ashley.'

The twins also starred in feature films, 'Double, Double, Toil and Trouble,' 'Switching Goals,' 'When In Rome,' and 'New York Minute.'

Mary-Kate and Ashley also made it big in the fashion industry as adults. The fashion icons had recently won their second Womenswear Designer of the year award at the 2015 CFDA Awards for for their fashion line, The Row.

Established in 2006 in Los Angeles, and later in New York, the Olsen twin's fashion business, known for its impeccable designs in Ready-To-Wear clothing, leather goods and eye-wear opened 188 branches across 37 countries all over the world.

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