Seventeen continues to get ready for their upcoming 9th mini-album, 'Attacca.'

The popular boy group has been releasing various teaser photos to prepare for their comeback. All thirteen members have been displaying a more mature masculine side to their charms for this upcoming album.

On October 20 at midnight, Seventeen released the official teaser for "Rock with you" from their 9th mini-album. In the video, the members enjoy different activities s they get ready to rock with their fans.

Meanwhile, Seventeen's 9th mini-album 'Attacca' is set to drop on October 22 at 12 AM EST. So check out the highlight medley above.