Stream the full How I Met Your Mother Season 4 Episode 15 movie online for free in crystal-clear HD quality. No downloads required—just press play and enjoy the action, complete with English subtitles for an enhanced viewing experience.
When the gang suspects that Barney has a girlfriend after he mysteriously leaves MacLaren's, they decide to follow him, only to find to their shock that Barney has a wife and child they never knew about.