Series 7 of the sitcom opens with a flash-forward to Barney's (Neil Patrick Harris) wedding, but it's not revealed who his future bride will be. Back in 2011, Ted (Josh Radnor) continues his quest for love, and Robin (Cobie Smulders) realises that she still has feelings for Barney. Meanwhile, Marshall (Jason Segel) and a pregnant Lily (Alyson Hannigan) prepare for the arrival of their firstborn child. Katie Holmes has a memorable guest appearance when Series 1's Slutty Pumpkin returns.
First aired: 2011-09-19