'I've stumbled deep into alien territory': our sportswriters and arts critics swap jobs by Louise Taylor, Barney Ronay, Jonathan Liew, Tanya Aldred, Robert Kitson, Lyndsey Winship, Arifa Akbar, Alexis Petridis and Flora Willson

What would happen if our arts critics and sports writers swapped roles for a day? How does the English National Opera compare to the Premier League … or the NFL to a West End musical? Our …