Kaley Cuoco Is Engaged to Boyfriend Karl Cook — Watch Her Emotional Reaction to the Proposal

Cuoco and Cook, who both love of horses, started dating in spring 2016 and made their first public appearance as a couple in September that same year. She split from husband Ryan Sweeting in the fall of 2015, filing for divorce after 21 months of marriage. (The proceedings were finalized in May 2016.).

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