Girl group Rainbow's leader Jaekyung will show off her tomboyish side for an upcoming pictorial. For the December issue of 'InStyle' Jaekyung took part in a photoshoot titled 'The Check Player'.  She sported a short haircut for the very first time in her entertainment career. As a fashion design major, in addition to modeling, she took part in styling the outfits for this shoot.  She showed off her keen fashion sense by adding the beret to compliment the checkered jacket in the above photo.  In this and the photos below, her short haircut goes well with the fashionable winter wear. Rainbow will release the group's second Japanese single "Mach" in December. [gallery] Source: Star News via Naver