Speaking on The Wayne Rooney Show podcast, the Red Devils icon said of the challenge facing those that come from a professional football family: "There's a bit more pressure on them as well.
"Kai and [when Cristiano] Ronaldo came back, Ronaldo's lads and Michael Carrick's lad were all on the same team.
"You go and watch and then all of a sudden there's like 10 times the amount of people that's normally there, all around the pitch watching, so there's a lot more pressure because they're coming to watch the three kids to see how they play and stuff. They've got to be ready."