Challenge Accepted

Plot:

In the aftermath of Ted and Zoey's break-up, Ted is having second thoughts. He is freaking out about an issue with the GNB headquarters, and historically when Ted freaks out about something, he turns to dating an old girlfriend if only for something comfortable and familiar, however bad returning to that relationship ended up being. When Barney and Robin find out that Ted is going to meet Zoey to get back together with her, they have to try and figure out where that meeting place is so that they can stop him. Beyond piecing together this puzzle, Barney and Robin's ...