Don't worry: Rock and roll is well represented, thanks to the likes of Jack White, Hozier, Arctic Monkeys, the Weeknd, Florence + the Machine and others.
My wife's English uncle, who happens to have very good taste in music, often sends names of artists across the pond who we absolutely have to lend an ear to. He recommended listening to a young, English singer-songwriter by the name of George Ezra. What do you think?