![Rotterdam, Netherlands. 17th May, 2021. Spectators with glowing wristbands sit during the second dress rehearsal of the first semi-final of the Eurovision Song Contest (ESC) at the Ahoy Arena. Credit: Soeren Stache/dpa-Zentralbild/dpa/Alamy Rotterdam, Netherlands. 17th May, 2021. Spectators with glowing wristbands sit during the second dress rehearsal of the first semi-final of the Eurovision Song Contest (ESC) at the Ahoy Arena. Credit: Soeren Stache/dpa-Zentralbild/dpa/Alamy](https://c8.alamy.com/comp/2FNM5R5/rotterdam-netherlands-17th-may-2021-spectators-with-glowing-wristbands-sit-during-the-second-dress-rehearsal-of-the-first-semi-final-of-the-eurovision-song-contest-esc-at-the-ahoy-arena-credit-soeren-stachedpa-zentralbilddpaalamy-live-news-2FNM5R5.jpg)
Rotterdam, Netherlands. 17th May, 2021. Spectators with glowing wristbands sit during the second dress rehearsal of the first semi-final of the Eurovision Song Contest (ESC) at the Ahoy Arena. Credit: Soeren Stache/dpa-Zentralbild/dpa/Alamy
![sam on Twitter: "from locked non qualifier every year to eurovision powerhouse. bulgaria really had one of the biggest glow ups in eurovision history. https://t.co/rJz12J7PQc" / Twitter sam on Twitter: "from locked non qualifier every year to eurovision powerhouse. bulgaria really had one of the biggest glow ups in eurovision history. https://t.co/rJz12J7PQc" / Twitter](https://pbs.twimg.com/media/ES-JsRlWAAEKdRO.jpg:large)
sam on Twitter: "from locked non qualifier every year to eurovision powerhouse. bulgaria really had one of the biggest glow ups in eurovision history. https://t.co/rJz12J7PQc" / Twitter
![40+ Eurovision Song Contest Illustrations Illustrations, Royalty-Free Vector Graphics & Clip Art - iStock 40+ Eurovision Song Contest Illustrations Illustrations, Royalty-Free Vector Graphics & Clip Art - iStock](https://media.istockphoto.com/id/1469218214/vector/musical-background-with-clef-glow-shiny-twinkling-stars.jpg?s=612x612&w=0&k=20&c=RYHNQ3rVNQBRRLtq-FjBBEHiRpWP0fD3wLirHbJj3X0=)