Lauren Conrad of ‘The Hills’ engaged to boyfriend William Tell

Lauren Conrad is engaged to William Tell!

The former star of MTV’s “The Hills� announced the news on her blog Sunday, already making arrangements to share her wedding planning details.

“I am very excited to share with you guys that William and I got engaged over the weekend. I am beyond thrilled!� LC wrote. “Get ready for lots more wedding content here on LaurenConrad.com as we begin the planning process.�

The 27-year-old fashionista also shared a photo of her sparkling engagement ring nestled next to another ring that bore the word “love.� She also reposted the photo on her Instagram account with the caption “Best surprise ever.�

The “Infamous� author, who segued her reality-TV fame into a successful career in fashion, began dating the USC law student/songwriter in 2012.

“William and I are overwhelmed by all of your warm wishes,� she wrote in a blog update. “Thank you so much for sharing in this special moment :-) XO Lauren�

Conrad’s first boyfriend, Justin Wahler, also had nuptial news to share this past weekend. Her “Laguna Beach� costar married model Ashley Slack on Saturday, according to E! News and People.

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