Keanu Reeves has a beautifully simple explanation for the 'Sad Keanu' meme

As well as starring in the new Matrix movie, did you know Keanu Reeves also has a comic out called BRZRKR?

In an interview clip above from The Late Show, Stephen Colbert asks the man himself about an image in which the main character sits slumped on a bench in the rain — a moment oddly reminiscent of the famous "Sad Keanu"...