The stars of Laguna Beach went back to the beginning.

After all, Kristin Cavallari , Jason Wahler and Alex Hosser ( who now goes by Lauren Olsen ) attended their 20th Laguna Beach High School reunion Nov. 30.

In a photobooth snap, t he trio, along with Wahler's wife Ashley Wahler and fellow classmate Brittany Field , were all smiles as they posed together . In another, Cavallari, Olsen and Field swapped a sunflower garland and red heart sunglasses.

"20 years!!" Olsen captioned the Instagram post. "Thank you @lbhs05class for making this happen!!"

It's just one of many reunions for the cast. After all, next year Cavallari and Olsen will come together for a special featuring Lauren Conrad , Stephen Colletti , Lo Bosworth , Ta

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