Landon Barker wasn’t on board the Rocky Barker train when stepmom Kourtney Kardashian and dad Travis Barker welcomed his little brother ... holding the toddler. “I love baby Rocky,” Landon ...

Introducing an older sibling, or siblings, to their new brother or sister is an event ... their composure and got in some practice holding baby KJ. Now home, Shelby says the boys are loving ...