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Justin and Hailey Bieber chose the perfect family costume fortheir sonsfirst Halloween.

Hailey Bieber Justin Bieber

MEGA

(Kim P is an espresso girly, Hailey wrote on her Instagram Stories.)

But where would Kim Possible be without her sidekicks?

In slide threeJustin Bieberand baby Jack channeled Ron Stoppable and his pet naked mole rat, Rufus.

Hailey Bieber and Justin Bieber

Call them, beep them, if you want to reach them.

, one fan commented on the Instagram post.

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This wasn’t the only way Justin and Hailey Bieber got their son into the holiday spirit.

Happy Halloween," Hailey captioned the snap.

Get out there and vote!