Shawn Mendes impressed at a sold-out 3Arena in Dublin

Boy-next-door charm and smoothly calibrated pop have proved a potent blend in the hands of Canadian chart poppet Shawn Mendes. Without fanfare the 20 year-old has zipped to the top of music’s power rankings, an ascent built on both his photogenic hair and politely groovy songs.

But he added a surprising new ingredient with last year’s self-titled third album – a more mature affair that saw the Toronto-native move beyond puppy-eyed adorability and ponder the flesh-and-blood complications of romance.