Question: what episode of mr young do adam and echo kiss
Answer: 70 -- 72 18 -- 20 `` Mr. First Impression '' Jon Rosenbaum Dan Signer & Howard Nemetz March 12 , 2013 ( 2013 - 03 - 12 ) TBA N / A In order to make a better first impression on his crush Echo , Adam uses a time machine to travel back to the past to meet her for the first time all over again .