And in their mission, the Hong Kong-set film had a secret weapon: Byron Mann.
Right place, right time, right age, right character.
They already give it a little discount when they watch a Hollywood movie about themselves, admits Mann.

Credit: Kimberley French/Universal
And he said, I want to make as realistic a movie as possible.
They would say [we] got it right.'
GALLERY:Ranking Dwayne Johnsons biggest action movie roles
That was music to Manns ears.
We were tipping the hat to these two great movies.
He adds with a laugh, Its a very long, bad day for him.
I cant wait, he says.
Im truly excited to see this with the Chinese audience.
I dont know what to expect.
I dont know if they will laugh or if they will cry.
I can tell you that we did our very best and Im quite proud of the work we did.
Skyscrapercrashes into theaters on Friday.