Kourtney Kardashian’s youngest child has debuted a new punk rock hairstyle that may have the seal of approval from his stepdad, Blink-182 drummer Travis Barker. The 43-year-old reality star showed off her son Reign Disick’s spiked mohawk to her Instagram page on Sunday. The series of black and white photographs feature her seven-year-old son sitting on a stool in his mother’s bathroom wearing the new ‘do.