Up top! Marshall and Lily share a high-five, much to Barney's chagrin, in this How I Met Your Mother scene.

Could this be the last group hug. We're already in tears. "Last Forever Part One and Two" is the series finale of How I Met Your Mother"

Robin and Ted do their thing one last time. Is Ted really headed off to Chicago?

Ted and Barney share one seriously scary high five before it's all over on How I Met Your Mother.

Even Barney looks as though he might cry as the gang says goodbye in "Last Forever Parts One and Two"

Who's wedding in this? How I Met Your Mother fans will find out on 9/19/11.

Alyson Hannigan plays Lily Aldrin, Marshall's live in girlfriend, then fiancee, then nothing, then fiancee, and then wife! Lily is a kindergarten teacher, aspiring artist, and mother to the group.

As Barney pictures what his life would be like married to Lily, he holds her loving in his lap in this upcoming episode of HIMYM.

A promotional photo of Lily from HIMYM. She looks ... amazing.

Say cheese! Barney and everyone do all they can to keep a smile on Marshall's face during a trip to Minnesota.

OMG. Barney and Lily kiss in the upcoming episode of How I Met Your Mother. Okay, granted it's just a dream sequence, but intense none the less!

After realizing they're the better couple than Barney and Robin, the stop their fighting and just kiss.