Travis Barker and Kourtney Kardashian's Son Rocky Makes Rare Cameo on Blink-182 Tour

Travis Barker and Kourtney Kardashian's son, Rocky Thirteen, is following in his dad's footsteps! The four-month old makes a rare appearance on the Blink-182 drummer's Instagram after wrapping the Australia-New Zealand leg of the band's tour. The Kardashian-Barker entourage continues to make touring a family affair, as Kourtney shares a glimpse into their family's vacation in Sydney to support Travis.