Park Jin Young is known for many things, a famed singer, the founder of JYP Entertainment and producer of Korea's top idol groups and artists, including but not limited to G.O.D., 2PM and the Wonder Girls.  Now he can even add father-in-law to the list! Who is his daughter in law exactly? It's none other than 2AM Jokwon's 'wife' GaIn! On a recent recording of We Got Married, the lovable wife GaIn visited her husband Jokwon and his "father" Park Jin Young at their concert.  GaIn officially introduced herself to her father-in-law, and even though this was only their first time meeting, GaIn naturally called JYP 'father-in-law.'  As a bonus, she also prepared a surprise show for her father-in-law as well! Will JYP approve of his new daughter-in-law? Catch this episode of We Got Married on the 23rd to find out!