United Kingdom, April 10 -- Liz Gillies needed Ariana Grande's "blessing" before she returned to Broadway.

The 31-year-old actress first worked with 'Wicked' star Ariana on the musical '13' before they found further fame together on the Nickelodeon sitcom 'Victorious' but needed to consult her former co-star before she could commit to the role of Audrey in a revival of 'Little Shop of Horrors'.

She told People: "I asked her first. I was like, 'Should I do this? I need your blessing.' She was like, 'What? Yes, you should totally do it.'

"There are certain roles that we both love so much or certain projects, and I needed to check in with her. It felt so surreal and special. She's been such a support to me throughout all of this, and I ca...