The NRL has doubled down on its promotional invasion of Atlanta, taking to the streets of the host city of Super Bowl LIII to interview Americans about the billboards there claiming the Sydney Roosters are the “world champions of football”.

Earlier this week, the NRL announced they’d hired out three giant signs in the lead-up to the NFL decider — showing Roosters skipper Boyd Cordner (flaunting his premiership ring) with teammates James Tedesco and Latrell Mitchell — that poke fun at the way Americans call the premiership-winners of their major sports “world champions”.

Every game of every round of the NRL Telstra Premiership LIVE with no ad-breaks during play. SIGN UP NOW!

Round 19

As you’d expect it was a hard sell for the intrepid reporter kitted out in a Roosters scarf and beanie to convince locals that Boyd Cordner and co are the current ‘world champions’.

The most open-minded response to the suggestion came from one gentleman who offered, “You’re entitled to your opinion, no matter how ridiculous it is.”

But the best example of the yanks’ irreverence for rugby league (and there were a few to choose from despite the video being just over a minute in length) came from a bloke in a New England Patriots jersey — the five-time ‘world champions’.

Amercians weren't too impressed with the NRL's world champions claims. Source: FOX SPORTS

“Everybody knows Tom Brady, nobody knows Cooper Cringle,” he said.

And the award for the most American answer, came from a jogger who was passing by.

“Bullshit... US all the way baby, Australia fake news!”

As for the move to hire out three billboards?

”You can put up a billboard saying anything. I could put up a billboard saying I’m President Trump,” another interviewee stated.

Watch the full video here.