A group who met at Cambridge University are topping the charts.
Clean Bandit stormed to the top of the singles charts with their dance pop tune Rather Be.
The track, featuring Jess Glynne, sold 163,000 copies over the last seven days, according to the Official Charts Company.
The quartet - brothers Jack and Luke Patterson, Grace Chatto and Neil Amin-Smith - knocked Pharrell Williams' Happy off the summit to score their first chart-topping single.
More top news
Most places will see bright or sunny spells through the day, but with a few showers around, especially during the morning.
Most places will see bright or sunny spells through Christmas Day, but with a few showers around, especially during the morning.
A seal who sparked a rescue operation when he turned up exhausted in a farmer's field has been transported to a specialist centre in Norfolk