The Vermont senator introduced Clairo, the 26-year-old singer-songwriter, on Saturday evening, surprising fans.

Sanders spoke out against the Trump administration and praised Clairo's own social justice work.

Following his appearance, Sanders shared a photo of himself attending Coachella.

"These are tough times," he wrote on X. "The younger generation has to help lead in the fight to combat climate change, protect women's rights, and build an economy that works for all, not just the few."

Lorde performed the "Girl, so confusing" remix during Charli XCX's set on the main stage, sending fans into a frenzy as the New Zealand-born singer has been on something of a hiatus in recent years.

While Lorde previously performed the collab track with Charli XCX in September 2024, she hasn't performed at Coachella since 2017.

Coachella Day 2 provided a small "The White Lotus" reunion as Patrick Schwarzenegger and Tayme Thapthimthong were among those who watched LISA perform.

The singer and rapper played Mook, a hotel worker in the Thailand-set third season of the HBO drama, while Schwarzenegger and Thapthimthong played Saxon and Gaitok, respectively.

Several of the K-pop star's Blackpink bandmates also attended, supporting LISA's first solo performance at Coachella.

Grammy-nominated singer Benson Boone made his Coachella debut on Friday when he welcomed Queen guitarist Brian May onstage to perform "Bohemian Rhapsody."

May teased the collaboration with a picture of the pair on Instagram, writing, "Look who I bumped into - on the way to the fabled Palm Springs…Maybe something will happen?!"

He later called Boone a "a truly golden 22 year old prodigy" in a separate post.

"I'm proud and happy to say we are now officially pals," he wrote.

Blink 182 drummer Travis Barker and rapper MGK joined Three 6 Mafia on the Sahara stage. MGK shared a video of himself dancing during the set on Friday, earning responses from Three 6 Mafia member DJ Paul.

"My brother was Rockin!!!!! 🤘🏼🤘🏼🤘🏼"

The Oscar-winning hip-hop group, which includes Juicy J, later welcomed rappers Wiz Khalifa and Project Pat.

Although Green Day didn't perform until Saturday, front man Billie Joe Armstrong lent his vocals during The Go-Go's set one day earlier. They sang The Go-Go's 1984 song, "Head Over Heels.

On Saturday, Green Day performed several of their biggest hits on the main stage. While singing "Jesus of Suburbia," Armstrong changed the lyrics to mention Palestinians, in a reference to the ongoing conflict with between Hamas and Israel.

"Runnin' away from pain, like the kids from Palestine / Tales from another broken home," Armstrong sand, according to Deadline.

Armstrong also called out President Donald Trump during the set, according to videos shared online.

"I'm not part of a MAGA agenda," Armstrong sang.

Lady Gaga's highly anticipated performance combined her classic hits with songs from her newest album, "Mayhem."

Although the Coachella headliner had several stand-out moments, clips of performing "Poker Face" have gained traction online. During the song, Lady Gaga had a dance battle against a figure in white on a large, red-hued chess board.

South African singer Tyla made her first Coachella appearance at the Outdoor Theatre on Friday. She invited Becky G onstage for a surprise performance and the two sang "On My Body."

Becky G appeared in Karol G's 2022 Coachella performance and in 2023 when she made her official Coachella debut. One year later, she joined Mexican artist Peso Pluma during his set.