Child, she’s a firework.

Katy Perry went glam in gold for King Charles III’s coronation live performance Sunday evening.

The songstress hit the stage at Windsor Fort in a metallic Vivienne Westwood bespoke corseted robe that complemented her larger-than-life efficiency.

The 18th century-inspired costume was handcrafted particularly for the event and meant to exude “baroque grandeur,” based on an official press launch.

The “Teenage Dream” singer, 38, accessorized with matching gold assertion earrings and her hair pulled again right into a smooth updo.

Perry — who serves as an envoy for the King’s British Asian Belief — appeared unbelievable as she belted out two of her basic hits, “Roar” and “Firework,” to the large, star-studded crowd.

“I’m so joyful to be right here with you folks, I really like you a lot,” she gushed, telling the viewers that she “bought to carry” her mother, Mary, along with her to the UK for the occasion.

She additionally gave a shout-out to King Charles III, praising him for “bringing out the firework in so many younger folks” via the work they’re doing collectively.

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Perry was joined on the patriotic bash by fellow “American Idol” decide Lionel Richie, who additionally holds a job with a charity near the King’s coronary heart.

The “All Evening Lengthy” singer, 73, was named a worldwide ambassador for The Prince’s Belief in 2019 and snagged a coveted invitation to Saturday’s coronation because of his function.

As beforehand reported, the present class of “Idol” contestants are in good palms whereas the judges go to the UK. Ed Sheeran and Alanis Morissette are briefly changing Perry and Richie on the US-based present amid their busy coronation weekend schedules.

“I’m actually excited,” Perry shared with Further forward of the live performance, including that she was even invited to remain in a single day at Windsor Fort. “I may be posting lots as a result of I’m gonna be in a fortress, for actual. That is wild.”

The star-studded present — which additionally featured performances by Andrea Bocelli, Take That, Nicole Scherzinger and the official Coronation Choir — adopted Saturday’s historic ceremony at Westminster Abbey.

Between Kate Middleton bringing out her beloved crimson Alexander McQueen swimsuit and Queen Camilla rocking a glittering crown, this weekend definitely left us with loads of memorable vogue moments.