Check out Kourtney Kardashian son, Reign and niece North West Halloween costume (Photos)

Kourtney Kardashian took to Instagram On Friday to share adorable snaps of her son Reign, five, and niece North West, seven, in their metal-inspired costumes.

They posed up in nearly all black including make-up while holding onto guitars.

The youngsters were dressed up in T-Shirts from punk rock band, Misfits, even though the outfits took inspiration from the metal genre.