Underoath - Define the Great Line 20th Anniversary Tour event image — Ticketmaster

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Underoath at The Fillmore Philadelphia, 1 December 2026

Name: Underoath - Define the Great Line 20th Anniversary Tour
Start: 2026-12-01
Location: The Fillmore Philadelphia

Tue, Dec 1, 2026
The Fillmore Philadelphia · Philadelphia

About the event

Underoath - Define the Great Line 20th Anniversary Tour comes to The Fillmore Philadelphia on 1 December 2026, 18:30, with August Burns Red, Atreyu and Emery. All ages.

Read full details

Underoath - Define the Great Line 20th Anniversary Tour stops at The Fillmore Philadelphia in Philadelphia on 1 December 2026, 18:30. The show is open to all ages, and doors open at 17:30. August Burns Red, Atreyu and Emery are on the line-up, and support acts are subject to change without notice.

Underoath is an American rock band from Tampa, Florida. Define the Great Line earned a gold certification from the RIAA and holds the band's highest Billboard 200 entry, peaking at No. 2. Spencer Chamberlain replaced Dallas Taylor as lead vocalist after Taylor left in 2003.

Useful details

Good to know

Doors open at 5:30 PM.
This is an all ages event.

Lineup

Underoath

Underoath is an American rock band from Tampa, Florida.More

It was founded by lead vocalist Dallas Taylor and guitarist Luke Morton in 1997 in Ocala, Florida; subsequently, its additional members were from Tampa, including drummer, singer and last remaining original member Aaron Gillespie.

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August Burns Red

August Burns Red is an American metalcore band from Lancaster, Pennsylvania, formed in 2003.More

The band's lineup of guitarists John Benjamin "JB" Brubaker and Brent Rambler, drummer Matt Greiner, lead vocalist Jake Luhrs and bassist Dustin Davidson has remained consistent since 2006.

Wikipedia CC BY-SA 4.0 Watch on YouTube Artist page

Atreyu

Atreyu is an American rock band from Yorba Linda, California, formed in 1998.More

The band's current line-up consists of guitarists Dan Jacobs and Travis Miguel, lead vocalist Brandon Saller, bassist and unclean vocalist Marc "Porter" McKnight and drummer Kyle Rosa.

Wikipedia CC BY-SA 4.0 Watch on YouTube Artist page