The Rough Patch
Lily comes up with a perfect plan to break up the relationship between Barney and Robin when they have a rough patch, but she needs help from Robin's famous friend, Alan Thicke, in order to make it work.

Cast
Josh RadnorTed Mosby
Neil Patrick HarrisBarney Stinson
Jason SegelMarshall Eriksen
Alyson HanniganLily Aldrin
Cobie SmuldersRobin Scherbatsky
Cristin MiliotiTracy McConnellHow I Met Your Mother on tvt

