The dazzling silver gown Katy Perry wore to perform at the opening ceremony of the World Cup 2026 - which is being hosted by the US - has been likened to a 'lampshade' by some fans. The 41-year-old pop star took to the stage ahead of the USA's 4-1 first game win over Paraguay. But while viewers were expecting her to belt out some of her biggest hits, like Firework or Roar, she chose to sing just one little-known song called Wonder alongside 10-year-old Norwegian musician Tius Luka. Her choice