Fans have gone into a frenzy after the original Sugababes trio has been announced to take the stage at Glastonbury festival.The announcement was made by Keisha Buchanan, Mutya Buena and Sobhan Doberty who let fans know they were doing a major comeback after 21 years.The trio will be taking the Avalon stage on June 24 alongside some other huge acts such as Sir Paul McCartney, Diana Ross, Kendrick Lamar, Billie Eilish, Doja Cat and Megan McKenna. Keisha told The Sun: "This is going to be something special for our fans.