Seventeen have revealed the making of their music video for "Pretty U"!

SEE ALSO: SEVENTEEN unveils a teaser video for their comeback special, 'The Musical Heirs'

The idol group recently made their comeback with "Pretty U", the title track of their hot first official album 'LOVE&LETTER'. The boys seem excited and ready to take on filming in the behind-the-scenes footage.

Check out the making of the "Pretty U" MV above!