It's the same way he got to know their eldest son, Jordan, who grew up with Hulk and other American pit bull terriers at their home in New Hampshire, USA.
Lisa, 25 said:
"I have no worries with Hulk being around the baby. It's not a big deal.When we brought Jackson home Hulk was all over him.
"He was watching me while I cared for him and he would go and check on him when he would cry."He is the perfect protector and babysitter.He followed me around everywhere. We couldn't ask for a better dog."He really does love him and you can see it in his eyes."
Marlon's company Dark Dynasty K9s specialisea in training elite protection dogs for the police, celebrities and billionaire clients worldwide.