The festival takes place from 26-30 June this summer, and will include Twain, Dua Lipa, Coldplay, as well as SZA as part of their line up.
Canadian singer Shania Twain who is renowned for hits That Don't Impress Me Much, Man I Feel Like A Woman, and You're Still The One, has sold over 100 million records in a career, which has also seen her win five Grammy awards.
Festival organiser Emily Eavis had previously revealed that a major female artist had been booked for the Sunday afternoon legend's slot.
See the line up below.