During Barney's quest to bed the ladies, he stumbled upon a sure-fire way to get girls to come back to his apartment: Teacup Pigs. We dare you not to squeal with delight at the sight of these miniature piggies.

And why yes, that is Carrie Underwood playing the girl who fell for the "Teacup Pig" ploy.

Okay ladies—are you as guilty as I am for producing the same high-pitched "awws" that Robin and Lily did in this clip? Too. Much. Cute:

How I Met Your Mother Delights all by Incorporating Teacup PigsS