| European Summer Festival Tour 2004 | ||||
| Date | City | Venue | Country | Additional Info |
| June 5th | Nijmegen | Dynamo Open Air | Netherlands |
N/A |
| June 6th | Donington | Download Festival | UK |
N/A |
| Ozzfest US Tour 2004 Ozzy Osbourne | Slayer | Judas Priest |
||||
| Date | City | Venue | Country | Additional Info |
| July 10th | Hartford | ctnow.com Meadows | USA |
N/A |
| July 11th | Augusta | Augusta Civic Center | USA |
N/A |
| July 12th | Boston | Tweeter Center | USA |
N/A |
| July 14th | Wantaugh | Jones Beach Amphitheater | USA |
N/A |
| July 16th | Holmdel | PNC Bank Arts Center | USA |
N/A |
| July 17th | Glens Falls | Glens Falls Civic Center | USA |
N/A |
| July 18th | Bristow | Nissan Pavillion | USA |
N/A |
| July 20th | Columbus | Germain Amphitheatre | USA |
N/A |
| July 22nd | Nashville | Starwood Amphitheater | USA |
N/A |
| July 24th | Englewood | Fiddler's Green Amphitheater | USA |
N/A |
| July 26th | Nampa | Idaho Center Amphitheatre | USA |
N/A |
| July 27th | Auburn | White River Amphitheater | USA |
N/A |
| July 29th | San Francisco | Shoreline Amphitheatre | USA |
N/A |
| July 30th | Marysville | Sleep Train Amphitheatre | USA |
N/A |
| July 31st | San Bernadino | Hyundai Pavillion | USA |
N/A |
| August 3rd | Albuquerque | Journal Pavillion | USA |
N/A |
| August 5th | Dallas | Smirnoff Amphitheatre | USA |
N/A |
| August 6th | Lubbock | Canyon Amphitheatre | USA |
N/A |
| August 7th | San Antonio | Verizon Wireless Amphitheatre | USA |
N/A |
| August 9th | Little Rock | Riverfest Amphitheatre | USA |
N/A |
| August 10th | Kansas City | Verizon Wireless Amphitheatre | USA |
N/A |
| August 12th | Maryland Heights | UMB Bank Pavillion | USA |
N/A |
| August 13th | Cedar Rapids | US Cellular Center | USA |
N/A |
| August 14th | East Troy | Alpine Valley Music Theater | USA |
N/A |
| August 17th | Detroit | DTE Energy Music Theater | USA |
N/A |
| August 18th | Toronto | Molson Amphitheatre | Canada |
N/A |
| August 19th | Cleveland | Blossom Music Center | USA |
N/A |
| August 21st | Tinley Park | Tweeter Center | USA |
N/A |
| August 24th | Indianapolis | Verizon Wireless Amphitheatre | USA |
N/A |
| August 26th | Camden | Tweeter Center at the Waterfront | USA |
N/A |
| August 27th | Darien Center | Performing Arts Center | USA |
N/A |
| August 28th | Pittsburgh | Post Gazette Pavillion | USA |
N/A |
| August 31st | Raleigh | Alltel Pavillion | USA |
N/A |
| September 2nd | Tampa | Tampa Bay Amphitheatre | USA |
N/A |
| September 4th | West Palm Beach | Sound Advice Amphitheatre | USA |
N/A |
| The Unholy Alliance Tour 2004 | Europe Slayer | Slipknot |
||||
| Date | City | Venue | Country | Additional Info |
| September 22nd | Geneva | Arena | Switzerland |
Review |
| September 23rd | Milan | Mazda Palace | Ticket Scan | Italy |
N/A |
| September 25th | Dresden | Messehalle | Germany |
N/A |
| September 26th | Berlin | Arena | Germany |
N/A |
| September 27th | Munich | Zenith | Germany |
N/A |
| September 29th | Boeblingen | Sporthalle | Germany |
Review |
| September 30th | Duesseldorf | Philipshalle | Germany |
N/A |
| October 1st | Leuven | Brabanthal | Belgium |
Review |
| October 3rd | Glasgow | SECC | UK |
N/A |
| October 5th | Birmingham | NIA | UK |
N/A |
| October 6th | Manchester | MEN Arena | UK |
N/A |
| October 8th | Cardiff | International Arena | UK |
N/A |
| October 9th | London | Hammersmith | UK |
N/A |
| October 10th | London | Hammersmith | UK |
N/A |
| October 14th | Stockholm | Hovet | Sweden |
N/A |
| October 15th | Oslo | Spektrum | Norway |
N/A |
| October 17th | Helsinki | Ice Hall | Finland |
N/A |
| October 19th | Copenhagen | KB Hallen | Denmark |
N/A |
| October 21st | Rotterdam | Ahoy | Netherlands |
N/A |
| October 23rd | Paris | Bercy Arena | France |
N/A |
| Jaegermeister Music Tour 2004 Slayer | Killswitch Engage | Mastodon |
||||
| Date | City | Venue | Country | Additional Info |
| October 29th | Springfield, MO | Shrine Mosque | USA |
N/A |
| October 30th | Kansas City, MO | Raceway/Freaker's Ball | USA |
N/A |
| October 31st | St. Louis, MO | The Pageant | USA |
N/A |
| November 2nd | Minneapolis, MN | Quest Club | USA |
N/A |
| November 3rd | Milwaukee, WI | Eagles Ballroom | USA |
N/A |
| November 4th | Corpus Christi, TX | Concrete St. Amphitheater | USA |
N/A |
| November 5th | Chicago, IL | Aragon Ballroom | USA |
N/A |
| November 6th | Detroit, MI | Harpo's | USA |
N/A |
| November 7th | Indianapolis, IN | Egyptian Room | USA |
N/A |
| November 9th | Belle Vernon, PA | Ice Garden | USA |
N/A |
| November 10th | Pittson, PA | The Staircase | USA |
N/A |
| November 11th | New York, NY | Roseland Ballroom | USA |
N/A |
| November 12th | Sayreville, NJ | Starland Ballroom | USA |
N/A |
| November 13th | Worcester, MA | The Palladium | USA |
N/A |
| November 15th | Providence, RI | Lupo's | USA |
N/A |
| November 16th | Portland, OR | State Theater | USA |
N/A |
| November 18th | Philadelphia, PA | Electric Factory | USA |
N/A |
| November 19th | Cleveland, OH | Agora Ballroom | USA |
N/A |
| November 20th | Niagara Falls, NY | The Dome Theatre | USA |
N/A |
| November 21st | Cincinnati, OH | Bogart's | USA |
N/A |
| November 23rd | Washington, DC | Nation | USA |
Review |
| November 24th | Norfolk, VA | Norva Theatre | USA |
N/A |
| November 25th | Atlanta, GA | Tabernacle | USA |
N/A |
| November 26th | Tampa, FL | Masquerade | USA |
N/A |
| November 27th | Ft. Lauderdale, FL | Revolution | USA |
N/A |
| November 28th | Orlando, FL | Hard Rock Live | USA |
N/A |
| November 30th | New Orleans, LA | House of Blues | USA |
N/A |
| December 2nd | Houston, TX | Verizon Wireless Theatre | USA |
N/A |
| December 3rd | San Antonio, TX | Sunset Station | USA |
N/A |
| December 5th | Dallas, TX | Gypsy Ballroom | USA |
N/A |
| December 7th | Denver, CO | The Fillmore Auditorium | USA |
N/A |
| December 8th | Billings, MT | Shrine Auditorium | USA |
N/A |
| December 10th | Seattle, WA | The Premier | USA |
N/A |
| December 11th | Spokane, WA | The Big Easy | USA |
N/A |
| December 12th | Portland, OR | Roseland Theater | USA |
N/A |
| December 14th | San Francisco, CA | The Warfield | USA |
N/A |
| December 15th | Las Vegas, NV | House of Blues | USA |
N/A |
| December 16th | San Diego, CA | Soma | USA |
N/A |
| December 17th | Universal City, CA | Universal Amphitheater | USA |
N/A |

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