Marshall and Lily and Robin and Kevin having been double dating. Robin and Kevin have had to endure watching Marshall and Lily fight all the time, while they say that they don't fight. Regardless, Kevin decides that he wants to move to the next step with Robin: he asks her to marry him. After thinking about the proposal, Robin thinks she knows how she will answer, but first she needs to clear the air which may change the picture entirely. Meanwhile, despite Barney having a sure thing, he acts as wing man for Ted. Quinn, the wing girl of Ted's prey for the evening, ends up being wise to Barney's manipulative ways. For missing out on his sure thing, Barney believes that Ted owes him one. What Barney wants as his payment, after hearing about it from Marshall and Lily, is for him and Ted to take the "drunk train" i.e. the last train out to Long Island where everyone inebriated is willing to go to bed with anyone else on board. The drunk train experience doesn't end up being what either ... Written by
Did You Know?
This episode marks Alysson Hannigan's 148th appearance as Lily Aldrin, exceeding her 147 episodes as Willow on Buffy/Angel. See more
(at around 11 mins) Robin, Marshall and Lily are in the apartment and a crew member's shadow appears to the left of Robin as well as a clipboard. See more
[about what they need to do to have fun on the Drunk Train
Get, drunk, of course! Good circling Ted.
Rivers and roads
Performed by The Head and the Heart See more