Sure Robin passes the porch test, but Lily sabotaged Ted's relationship with Robin. Why? She didn't want to lose her as a friend of course.
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A vision at what America's perfect couple, Marshall and Lily will look like when they get old and sit out on their porch that overlooks the beach.
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Lily puts Karen (Laura Prepon) to the porch test and she fails miserably when she won't play bridge with their future old selves. She'd rather be reading a book of course.
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Marshall goes to grab Lily's stomach after her hot dog eating competition and looks to be freaking out while Barney laughs.
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Marshall, Ted, Robin and Lily all stand outside the house in "The Stinsons." In this episode, the guys meet Barney's wife and child they never knew existed.
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Marshall walks in on Ted in his boxers and Robin in a robe. Uh oh, what's been going on with these two exes?
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Jason Segal plays Marshall Eriksen, Ted's best friend and former roommate. Marshall is married to Lily and is a lawyer.
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HIMYM Quotes

Whatever you do in this life, it's not legendary, unless your friends are there to see it.

Barney

You are the love of my life. Everything I have and everything I am is yours. Forever.

Barney