Big world, big wedding! "Little People, Big World" star Jeremy Roloff and his fiancee Audrey Mirabella Botti tied the knot on Saturday, Sept. 20, the couple exclusively confirm to Us Weekly. The two exchanged their own vows at the groom's family farm in Hillsboro, Ore.

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Roloff, 24, and Botti, 23, were feted by nearly 300 guests at their vintage-themed wedding. The couple had a whopping 12 bridesmaids and 11 groomsmen by their side with Roloff's twin brother Zach as his best man and Botti's sister Audrey as her maid of honor.

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Guests of the bride and groom feasted on chicken mirabella, polenta, salad and grilled peaches and indulged their sweet tooth with a variety of cobbler pies -- berry, peach and cherry -- for dessert.

The TLC star popped the question to Botti in March after three years of dating. "January 16th, 2010 I met Audrey. January 17th, 2010, I was in love. August 15th, 2011 asked her out. March 15th, 2014 I asked this beautiful girl to be mine, and she said yes," he wrote via Instagram. "Drowning in grace."

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Overjoyed by his proposal, Botti showed off her diamond engagement ring via social media. "You're the one I want to team up with for life," she captioned the pic. "Jeremy James Roloff, to say I love you is an understatement."

Roloff is the son of "Little People, Big World" stars Matt and Amy Roloff, who are also parents to Jeremy's twin brother Zach, 24, daughter Molly, 21, and son Jacob, 17.

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Roloff and Botti's wedding will air on the "Little People, Big World" season finale on Tuesday, Sept. 30 on TLC.