They have been changed for good 🩷💚 Ariana Grande surprised fans by bringing out her ‘Wicked’ co-star, Cynthia Erivo, to perform “For Good” and their cover of “Get Happy/Happy Days Are Here Again” during night 2 of her Eternal Sunshine Tour at The O2 Arena. 🎤🎶 This marks the pair’s first reunion since ‘Wicked: For Good.’ What did you think of their sweet reunion? Let us know in the comments! ⬇️ (📸: TT/tyrone.marsh) #ArianaGrande #CynthiaErivo #Wicked #EternalSunshineTour #London