Hayley Williams and Florence Welch Revive Judee Sill Folk Classic in Surprise Duet

Hayley Williams and Florence Welch performed together in New York City. The event was the 11th Annual Ally Coalition Talent Show. It happened on December 15, 2025. The duo delivered a stunning cover of Judee Sill’s “Lopin’ Along Thru the Cosmos.”

The performance was a highlight of Jack Antonoff’s annual benefit concert. It brought together major artists for a charitable cause. This marked a rare and magical collaboration between the two powerhouse vocalists.

Stellar Collaboration Features Anastasio and Antonoff

Williams and Welch were not alone on stage. They were joined by show organizer Jack Antonoff on guitar. Phish frontman Trey Anastasio also contributed his legendary guitar work. The band Bleachers provided the musical backbone.

The rendition was both faithful and fresh. According to coverage from Rolling Stone, the song’s spiritual folk vibe filled the venue. The artists’ harmonies blended in a surprisingly powerful way. It created a moment of genuine musical alchemy.

Judee Sill’s Enduring Legacy Gets a New Spotlight

The song choice highlights Judee Sill’s lasting influence. Sill was a gifted singer-songwriter who died in 1979. Her work has seen a major critical resurgence in recent years. Modern artists from Clairo to Big Thief’s Adrianne Lenker cite her as an inspiration.

Hayley Williams first covered the song during the pandemic. Performing it live with Welch gave it new life. The event introduced Sill’s music to a wider, contemporary audience. It underscores how timeless great songwriting truly is.

Both artists also performed their own hits. Florence Welch sang “Dog Days Are Over.” Hayley Williams played songs from her solo album ‘Ego Death at a Bachelorette Party.’ The night celebrated both classic and current music.

The unforgettable Judee Sill cover served as the evening’s artistic centerpiece. It demonstrated the power of collaborative music-making for a good cause. The performance ensures Judee Sill’s cosmic folk continues to resonate with new generations.

Info at your fingertips

What was The Ally Coalition Talent Show?

It is an annual benefit concert organized by Jack Antonoff. The event raises funds and awareness for LGBTQ+ youth. It features surprise collaborations and performances by major artists.

Who is Judee Sill?

Judee Sill was an American singer-songwriter active in the early 1970s. She blended folk, gospel, and classical themes into her music. Despite her early death, she is now recognized as a hugely influential artist.

Did other artists perform at the benefit?

Yes. The lineup included actress and singer Rachel Zegler, who covered Joni Mitchell. Artist Samia also performed. The show was hosted by Jack Antonoff’s sister, designer Rachel Antonoff.

Have Williams and Antonoff worked together before?

Yes. Jack Antonoff co-produced Hayley Williams’ recent solo work. They also appeared together on the cover of Rolling Stone’s Musicians on Musicians issue in 2024.