Riot Fest Day 3: Mud, William Shatner and Alanis Morissette

Pierce the Veil performs during the final day of Riot Fest in Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Patti Smith performs at Riot Fest in Chicago's Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

William Shatner performs during the final day of Riot Fest in Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Fans walk through muddy Douglass Park on the final day of Riot Fest in Chicago on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Elvis Costello performs at Riot Fest in Douglass Park on Sept. 20, 2026, in Chicago. (Armando L. Sanchez/baiduhai)

Muddy fans plod through Douglass Park on the final day of Riot Fest on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Alanis Morissette performs during the final day of Riot Fest in Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Fans watch William Shatner perform during the final day of Riot Fest in Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

William Shatner performs at Riot Fest in Douglass Park on Sept. 20, 2026, in Chicago. (Armando L. Sanchez/baiduhai)

Dancers and fire breathers perform on stage before William Shatner performs during the final day of Riot Fest in Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Fans watch Pierce the Veil perform during the final day of Riot Fest in Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Fans walk in the mud near carnival rides during the final day of Riot Fest in Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Mike Morgan and Katey Waddell push Gabriela Labarge through the mud during the final day of Riot Fest in Douglass Park on Sept. 20, 2026, in Chicago. (Armando L. Sanchez/baiduhai)

Fans walk through the rain and mud during the final day of Riot Fest in Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Fans watch Patti Smith perform during the final day of Riot Fest in Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Alanis Morissette performs during the final day of Riot Fest in Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Fans stand in mud while watching Alanis Morissette performs during the final day of Riot Fest in Douglass Park on Sept. 20, 2026. (Armando L. Sanchez/baiduhai)

Fans walk through mud during the final day of Riot Fest in Douglass Park, Sept. 20, 2026, in Chicago. (Armando L. Sanchez/baiduhai)

Tyler Joseph of Twenty One Pilots stands on a hand-held platform while performing during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Tyler Joseph of Twenty One Pilots performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Tyler Joseph of Twenty One Pilots takes off his mask while performing during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

An attendee is taken away by medics as Twenty One Pilots performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Tyler Joseph of Twenty One Pilots performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Tyler Joseph of Twenty One Pilots stands on a hand-held platform while performing during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Tyler Joseph of Twenty One Pilots stands on a hand-held platform while performing during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Tyler Joseph of Twenty One Pilots performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Attendees yell as Twenty One Pilots take the stage during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Black Francis of the Pixies performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Joey Santiago, left, and Black Francis of the Pixies perform during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Black Francis of the Pixies performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Steve Jones of the Sex Pistols performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Glen Matlock, from left, Frank Carter and Steve Jones of the Sex Pistols perform during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Attendees spanning generations watch as the Sex Pistols perform during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Jack Kaniewski wears a banana costume as he waits for the Sex Pistols to perform during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

An attendee wears a Dolly Parton T-shirt during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Brandon Peplau watches as DeathbyRomy performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Attendees take pictures with an art piece during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Dan Andriano of Alkaline Trio performs as security workers stand watch below during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

An attendee crowd surfs as Alkaline Trio performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Tosh Peterson of Alkaline Trio performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Attendees sing to the music of Alkaline Trio during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Matt Skiba of Alkaline Trio performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

An attendee adjusts patches on another's jean jacket during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Attendees crowd surf as Joey Valence & Brae perform during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Attendees greet one another during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

An attendee drinks a beverage while holding a second can during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

John Kurtz and his son Max, 3, play while waiting for the next performance during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

An attendee eats pizza while waiting for the next performance during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Attendees walk from one stage to the next during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

A photographer sporting a leopard pattern hairdo takes pictures as Bratmobile performs during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

An attendee carries leftover pizza, including a bitten slice, in a drawstring bag during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

Attendees fill the Riot Fest grounds at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)

People head towards portable restrooms past a sign that resembles the Google logo during Riot Fest at Douglass Park on Sept. 18, 2026, in Chicago. (John J. Kim/baiduhai)