It was a day Colleen Lippert will never forget.
Her boyfriend, Shawn, surprised her outside of a restaurant where Colleen thought was attending a retirement party. Instead, she was at her own wedding.
Shawn planned the entire surprise by himself, inviting 200 guests to watch the spontaneous nuptials unfold -- a sneaky plan he called "Operation White Cake."
The groom picked everything, including Colleen's wedding dress, the flowers, and the décor
Watch the entire surprise wedding below.
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