Red Velvet's "Dumb Dumb" MV was all kinds of amazing, with a variety of unique sets and special effects. It definitely was not your standard MV, so let's take a look at how it was all created!

Behind-the-scenes clips of the Red Velvet girls are out, which show us what's going on in their MV. Besides their perfectly in-sync dance moves, we're equally impressed with how still they can be when they act like mannequins!

SEE ALSO: Seoul Philharmonic Orchestra reveals dramatic MV for Red Velvet's 'Psycho'

Check out the videos above and below!