OMGlinda, Kristin Chenoweth And Idina Menzel And Reuniting For "Wicked"

Ariana Grande will also join the duo on an NBC special.

We all know the musical Wicked. If you don't, I'm not sure what you're doing with your life. It brought us one of the greatest Broadway hits of all time — "Defying Gravity."

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Anyway, NBC just announced that on October 29, they are airing A Very Wicked Halloween: Celebrating 15 Years on Broadway, which is a concert tribute to the ~popular~ musical.

Wicked on Broadway

And ORIGINAL cast member faves Idina Menzel (Elphaba) and Kristin Chenoweth (Glinda) will host the event AND perform!!

Wicked on Broadway

I swear to god if they don't sing "For Good" I will RIOT harder than any Emerald City munchkin.

Ariana Grande — ultimate Wicked stan — will also perform on the NBC special.

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As well as the hit a cappella group, Pentatonix.

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Basically, everything will be wonderful. I'll be dancing through life. My wicked heart will be changed for good.

Wicked on Broadway

A Very Wicked Halloween: Celebrating 15 Years on Broadway will air on NBC on Monday, October 29 at 10pm ET/PT.