The event has, historically, been held at the Post-Gazette Pavilion in late May, hosted by
WXDX-FM. However, a recent decline in the Pittsburgh concert market has forced the festival's format to change yearly.
Lineups 1998 (partial list):
Green Day, Big Wreck,
The Mighty Mighty Bosstones,
Scott Weiland,
The Clarks,
Jimmie's Chicken Shack,
Fuel,
Deftones,
God Lives Underwater,
The Urge,
Black Lab,
Brownie Mary,(
Stabbing Westward were forced to cancel on the day of the show) 1999:
The Offspring,
Orgy,
Live,
Lit,
Fuel,
The Mighty Mighty Bosstones,
Sponge,
Citizen King,
The Flys,
Staind, Videodrone,
The Living End, Liars Inc., The Ike McCoy Band, Grapevine, The Distractions, The Buddy Brown Show 2000 (May 29) : (partial list)
Stone Temple Pilots,
Everclear,
Eve 6,
Stroke 9,
Cypress Hill,
Staind,
The Flys, Crazy Town, Dynamite Hack, The Berlin Project, 8stops7, Stir, Grapevine, 7th House, The Distractions 2001 (May 18) : (partial list)
Staind,
Fuel,
Our Lady Peace,
The Clarks,
Crazy Town,
Dope,
Train, The Buzz Poets,
Disturbed,
Saliva,
Hed PE, New Invisible Joy, Dharma Sons,
Juliana Theory 2002 (partial list):
Tenacious D,
Puddle of Mudd,
Rob Zombie,
Hoobastank,
Reveille,
Quarashi,
Dashboard Confessional,
Static-X,
3rd Strike,
Custom,
Trik Turner,
Unwritten Law,
The Clarks 2003
Staind,
Evanescence,
Godsmack,
Punchline,
Cold (cancelled the day of the show),
The Donnas,
The Juliana Theory,
Seether,
The Used,
Breaking Benjamin,
Eve 6,
12 Stones,
Taproot,
Trapt,
Smile Empty Soul 2004 (May 28) : (partial list)
The Offspring,
Cypress Hill,
New Found Glory,
Drowning Pool,
Switchfoot,
Story of the Year,
Punchline,
Finger Eleven The initial 2005 festival was to be held May 27 at the Chevrolet Amphitheater. This would be the first year that the festival was not held at the Post-Gazette Pavilion. However, the event, which featured
Social Distortion,
My Chemical Romance,
Sum 41,
Unwritten Law, and
Thirty Seconds to Mars, was not given the X-Fest name. Sum 41 was scheduled to play this show, but was forced to cancel the day of due to sickness in the band. The festival occurred later in the year at the Post-Gazette Pavilion. 2005 (September 9):
Disturbed,
Our Lady Peace, Megan McCauley,
Bloodhound Gang,
Cold,
Ill Niño,
Thirty Seconds to Mars,
10 Years. In 2006, the festival was changed to a concert series, with multiple (smaller) concerts throughout the summer. 2006 (May 27, Verizon Wireless Music Center):
Staind,
Three Days Grace,
Blue October,
People in Planes,
Hurt 2006 (June 27, Chevrolet Amphitheater):
Taking Back Sunday,
Angels & Airwaves,
Head Automatica,
The Subways, and
Punchline. 2006 (July 18, Chevrolet Amphitheater):
Panic! at the Disco,
The Dresden Dolls,
The Hush Sound 2015 (July 25, Stage AE):
Rise Against,
Chevelle,
Killswitch Engage,
letlive., and
Meg Myers 2015 (August 21, Stage AE):
Social Distortion,
Anti-Flag,
Reel Big Fish,
Nikki Lane,
X Ambassadors, and
Drag the River 2016 (July 3, Stage AE):
Weezer,
Panic! at the Disco, and
Andrew McMahon in the Wilderness ==Huntington, West Virginia==