Don't worry, Dave didn't have to fight those guys all by himself, Barney and Ted had his back. Right?

Barney, Ted and Robin are at the hospital here for a very exciting reason: Lily is giving birth!

Cindy returns to How I Met Your Mother for the sixth season premiere. We love Rachel Bilson!

Jennifer Morrison is seen here on her first episode of How I Met Your Mother. She plays a beautiful woman named Zoey.

Ashley Benson cuddles up here to Ted. She plays his very young girlfriend.

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.

Wait... wait.. one second! Ted tries to make a speech in this scene from "The Best Man."

Marshall and Ted share a moment here during the How I Met Your Mother season finale. It takes place on Barney's wedding day.

A picture of Ted hugging his girlfriend, Karen (guest star Laura Prepon) during their old college days as Lily looks on in disgust in this scene from the upcoming episode, "Sorry, Bro"

Martin Short is back on How I Met Your Mother. Much to the chagrin of Ted in this scene.

The How I Met Your Mother gang holds court here in their usual booth at Maclaren's. The scene is courtesy of the show's 150th episode.

Josh Radnor plays Ted Mosby, the central character on How I Met Your Mother. Ted is telling the story of how he met the kids' mother.