Seventeen embody youthfulness in their new teaser images for 'Boys Be'! �They dropped two in which they can be seen outdoors, enjoying the great nature.

They also dropped the tracklist for the five songs they will be releasing for their fans' delight:

1. Keeping a Straight Face
2. Hands Up (title)
3. When I'm an Adult
4. OMG
5. Rock

OMG, are you excited to put your hands up and rock out? �No need to keep a straight face. Just enjoy!

SEE ALSO: Seventeen rolls out gripping new teaser video for "MAESTRO" from their upcoming album '17 IS RIGHT HERE'