Pop stars Halsey and Ariana Grande are set to go toe to toe for the May Queen dress Florence Pugh wore in cult 2019 horror movie Midsommar.

The floral item is up for grabs at an online A24 charity auction to benefit The FDNY Foundation, and both the stars want it.

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Me, to myself,” Halsey tweeted. “Don’t bid for the Midsommar May Queen outfit don’t bid for the Midsommar May Queen outfit don’t bid for the Midsommar May Queen outfit don’t bid for the Midsommar May Queen outfit…

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Grande responded: “DO IT! Halloween will never be the same… Also I’m bidding as soon as possible.

The A24 auction will also feature items from the films Hereditary, Uncut Gems, and The Lighthouse.