A Wicked surprise at Ariana Grande’s O2 show! 💚🩷 Ariana brought Cynthia Erivo on stage for a surprise reunion on the second night of her Eternal Sunshine Tour in London. The Wicked co-stars, who play Glinda and Elphaba, teamed up to perform Get Happy/Happy Days Are Here Again for the crowd 🎤✨ It comes after Ariana became 'overwhelmed' with emotion during opening night, telling fans that London is one of her 'favourite places in the world' as she prepares to finish the tour with 10 shows in th