Season 6 Episode 19 episode 19

How I Met Your Mother Season 6 Episode 19 “Legendaddy” Promo

Check out the first promo for How I Met Your Mother season 6 episode 19, “Legendaddy”:

Barney meets his father and is shocked by the differences in their lives. The rest of the gang learn their "gaps", knowledge they should have by now, but don't.

Episode will air on March 21.