Neil Patrick Harris' HIMYM crush revealed, behind-the-scenes love story revealed.

Neil Patrick Harris, known for his infamous portrayal of Barney Stinson in How I Met Your Mother, recently revealed some adorable BTS news that had fans buzzing. The openly gay actor admitted he was in love with one of his HIMYM co-stars.

While filming the show, Harris playfully flirted with her love as much as possible, mixing real affection with her character's persona. Let's reveal the object of Harris' desires in the series.

The legendary (and sometimes outrageous) playboy from How I Met Your Mother, Barney Stinson, may have had a little more going for him than just high fives and fancy dress outfits. The actor who brought Barney's character to life, Neil Patrick Harris, recently revealed what inspired him to take on the role. Openly gay in real life, Harris was in love during HIMYM, and so was his co-star Cobie Smulders!