“That was not my catheter.”

“I had plumbing underneath.

“I thought you had pee in there,” Chu jokes.

Jonathan Bailey is Prince Fiyero in WICKED

Jonathan Bailey in ‘Dancing Through Life’ number in ‘Wicked’.Giles Keyte/Universal Pictures

“That was not my catheter, no,” Bailey replies with a laugh.

Jokes aside, Chu recalls finding his star in a rough place in between takes.

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Ariana Granda is Glinda in WICKED

Galinda (Ariana Grande) and her fans in ‘Wicked’.Universal Pictures

An estimated 350 people (and 2,000 cans of hairspray!)

I mean, insurance alone really didnt want us to do this, Chu admits.

Watch the video above for more behind-the-scenes secrets on the making of “Dancing Through Life.