Oh Yeon Seo made a shocking statement. 

On the episode of MBC's "We Got Married Season 4" that aired on Saturday, Lee Joon and Oh Yeon Seo went to visit the market. 

The people of the market recognized Oh Yeon Seo as the character, Bang Mal Sook, that she played on KBS' "Unexpected You." Oh Yeon Seo seemed happy that the people recognized her. 

Someone said to them, "You guys just have to really get married." Oh Yeon Seo and Lee Joon both said, "We really did."

Oh Yeon Seo said to the person, "Really. We'll really get married in 5 years," and shocked Lee Joon.