Ep 17. The Ashtray

Ted's search for a missing item from his college days leads him to confront his ex-girlfriend, Karen. Meanwhile, Marshall and Lily enlist the help of their friends to clean out their storage unit, but end up getting distracted by nostalgic items from their past. Meanwhile, Robin and Barney's search for a new strip club to take their friends to ends up leading them to one with a surprising connection to their past. As the gang navigates through their memories and emotions, they come to a new understanding of how their past shapes their present relationships.