Mumbai, Nov 7 (TIWN) Ariana Grande has been signed to star in the film adaptation of Broadway musical 'Wicked' along with Cynthia Erivo.

Recently, Kristin expressed her happiness for Ariana as she took to her Instagram to congratulate the popstar. Kristin shared the screenshot of Ariana's 2011 tweet and a throwback picture of the pair. The veteran star captioned the picture as, "I'm not sure if I've ever been this proud. From the very first day I met you (swipe to see!!), you were destined for this role. Congratulations @arianagrande! The best Glinda you will be with @cynthiaerivo by your side I love you!! @wickedmovie @wicked_musical #wicked."