Ariana Grande's 'Wicked' character Glinda and Ethan Slater's Boq intersect at Shiz University in 'Wicked' Moviegoers are finally getting a peek at Ariana Grande and Ethan Slater's relationship on the big screen.

Ethan Slater, who plays Boq in "Wicked," opened up about how he prepared for his role in the film. He also shared what it was like having a front row seat to Cynthia Erivo and Ariana Grande performing.

I recently spoke with the cast and crew of Wicked in celebration of the film’s release. Ethan Slater, who plays Boq in the film, was telling me about his first day on set when this delightful little anecdote came up: We had 100 dancers working on Dancing Through Life,

Ethan Slater joins TODAY to talk about landing the role of Boq in “Wicked,” getting his start playing Toto in a community production of the “Wizard of Oz” when he was 4, reveals the advice he received from Ariana Grande and other members of the cast,

"To say I’m honored to be a part of this movie is the understatement of the century. I cannot wait for you to see it," the actor wrote

On November 25, Ariana Grande took to her Instagram stories to share that she had taken a day trip to Florida to enjoy Wicked on the big screen with her Nonna Marjorie and her brother Frankie — and, of course, Ethan Slater tagged along.

Get to know Ethan Slater: the Spongebob Squarepants Broadway actor, Wicked’s Munchkin Boq, and Ariana Grande’s boyfriend.

I could see it for them [long term]. I don’t think this is a PR move that ‘this will help my career if I date the other one.’ There’s something there.”