A new spoiler on-set photo for How I Met Your Mother's series finale has emerged, revealing Neil Patrick Harris's final moment on set! Check it out below.

In the following behind-the-scenes photo of the actor filming his final scene (as director/executive producer Pam Fryman and the crew give him a round of applause), Harris is seen wearing a very casual outfit in lieu of one of his character’s classic suits.

Source: TVLine

What do you think the final scenes all about?