This photo says it all, doesn't it? We have a new member of the How I Met Your Mother family.

Lily talks to her father about trying to find a nanny for the new baby on How I Met Your Mother. "Nannies" is the third episode of the show's eighth season.

Lily and Marshall test their friends to find out who would make the best godparents to Marvin on How I Met Your Mother. "Who Wants To Be a Godparent" is the fourth episode of the show's eighth season.

Lily & Marshall realize Ted may have ulterior motives for being Marvin's nanny on How I Met Your Mother. "Lobster Crawl" is the ninth episode of the show's eighth season.

Marshall and Lily run into an old friend who is a bit of an oddball on How I Met Your Mother. "The Final Page, Part One" is the 11th episode of the show's eighth season.

Will Robin finally hold baby Marvin for the first time on How I Met Your Mother. "Bad Crazy" is the 16th episode of the show's eighth season.

Ted worries when the Captain contacts him out of the blue on How I Met Your Mother. "The Ashtray" is the 17th episode of the show's eighth season.

Lily worries about what will become of her and Marshall if she takes a job in Rome on How I Met Your Mother. "Romeward Bound" is the 21st episode of the show's eighth season.

Despite having multiple options, Ted still manages to make the wrong choice in his date for the wedding on How I Met Your Mother. "Knight Vision" is the sixth episode of the show's ninth season.

Ted and the others sit around their booth telling stories.

Robin gets a drunken Barney to spill his secrets on How I Met Your Mother. "Unpause" is the 15th episode of the show's ninth season.

Lay it on her, Marshall! We should really leave this How I Met Your Mother couple alone.