| Day | Event | Date | Date Owner | Type |
|---|---|---|---|---|
| 01/01 | New Years Day | 1/1/2004 | Calendar | Federal Holiday |
| 01/06 | Charles Schriener III | 1/6/1927 | Calendar | Famous Birthday |
| 01/12 | Tri-W Slide Rule | 1/12/1983 | Tri-W | LH Birthday |
| 01/19 | ML King Jr. Day | 1/19/2004 | Calendar | Federal Holiday |
| 01/19 | Rebel Red | 1/19/1999 | Semkin | LH Birthday |
| 01/24 | Lamb's Temptation | 1/24/1993 | Collier | LH Birthday |
| 01/25 | American Blues | 1/25/1999 | Stockton | LH Birthday |
| 02/02 | Groundhog Day | 2/2/2004 | Calendar | Major Holiday |
| 02/09 | Tri-W Founded in 1982 | 2/9/1982 | Tri-W | LH Birthday |
| 02/12 | Abraham Lincoln | 1/12/1809 | Calendar | Major Holiday |
| 02/14 | St. Valentine's Day | 2/14/2004 | Calendar | Religious Holiday |
| 02/16 | Presidents Day | 2/16/2004 | Calendar | Federal Holiday |
| 02/21 | The Ace | 2/21/1990 | Collier | LH Birthday |
| 02/22 | George Washington | 2/22/1732 | Calendar | Major Holiday |
| 02/24 | Gov. Wilson Shannon | 2/24/1802 | Calendar | Famous Birthday |
| 02/25 | Ash Wednesday | 2/25/2004 | Calendar | Religious Holiday |
| 02/29 | Hubbells Miss Judy | 2/29/2000 | Hubbell | LH Birthday |
| 03/05 | Charles Goodnight | 3/5/1836 | Calendar | Famous Birthday |
| 03/08 | Westward Ho | 3/8/1995 | DCCI | LH Birthday |
| 03/11 | Phenomenon | 3/11/1983 | Collier | LH Birthday |
| 03/15 | Doherty 698 | 3/15/1977 | Tri-W | LH Birthday |
| 03/16 | BL Roanita | 3/16/2001 | Smith | LH Birthday |
| 03/17 | St. Patrick's Day | 3/17/2004 | Calendar | Religious Holiday |
| 03/20 | Spring Begins | 3/20/2004 | Calendar | Season |
| 03/22 | Big Bang | 3/22/1998 | Sekely | LH Birthday |
| 03/23 | Bailing Babe | 3/23/2000 | Deitweiler | LH Birthday |
| 03/27 | Delta Kelli | 3/27/1992 | Lowe | LH Birthday |
| 03/28 | Final Edition | 3/28/1999 | Semkin | LH Birthday |
| 03/29 | Super Bowl | 3/29/1996 | DCCI | LH Birthday |
| 03/30 | Zigfield | 3/30/1992 | Mosdell | LH Birthday |
| 04/01 | Hubbells Shadow Kay | 4/1/1999 | Hubbell | LH Birthday |
| 04/01 | Leopard | 4/1/1996 | Detweiler | LH Birthday |
| 04/03 | Senator | 4/30/1986 | DCCI | LH Birthday |
| 04/03 | Tri-W Killin' Time | 4/3/1990 | Tri-W | LH Birthday |
| 04/03 | Unloofed | 4/3/2000 | DCCI | LH Birthday |
| 04/04 | Daylight Saving Time Begins | 4/4/2004 | Calendar | Season |
| 04/04 | Palm Sunday | 4/4/2004 | Calendar | Religious Holiday |
| 04/05 | Bullett | 4/5/1996 | Semkin | LH Birthday |
| 04/06 | Dodes Bluboy FM 884 | 4/6/1989 | Stockton | LH Birthday |
| 04/06 | First Day of Passover | 4/6/2004 | Calendar | Religious Holiday |
| 04/09 | Good Friday | 4/9/2004 | Calendar | Religious Holiday |
| 04/10 | JG "Jack Phillips" | 4/10/1908 | Calendar | Famous Birthday |
| 04/10 | King of The Hill | 4/10/1986 | Stockton | LH Birthday |
| 04/11 | Easter Sunday | 4/11/2004 | Calendar | Major Holiday |
| 04/11 | Raffles | 4/11/1998 | DCCI | LH Birthday |
| 04/11 | Winchester | 4/11/1999 | DCCI | LH Birthday |
| 04/12 | Phenomenal Archer 240 | 4/12/1995 | Collier | LH Birthday |
| 04/16 | Fielder | 4/16/1997 | DCCI | LH Birthday |
| 04/18 | Coal Smoke | 4/18/1993 | DCCI | LH Birthday |
| 04/22 | Gizmo | 4/22/1993 | DCCI | LH Birthday |
| 04/28 | Overhead | 4/28/2003 | Stockton | LH Birthday |
| 05/1 | McCombs Fiesta Sale | 5/1/2004 | McCombs | Event |
| 05/02 | Highway Man | 5/2/1996 | DCCI | LH Birthday |
| 05/03 | Victoria Rose | 5/3/2001 | Spidle | Birthday |
| 05/06 | Roundup | 5/6/1992 | Sekely | LH Birthday |
| 05/07 | Bar S Bonnie | 5/7/1990 | Smith | LH Birthday |
| 05/09 | Mother's Day | 5/9/2004 | Calendar | Major Holiday |
| 05/12 | Hunts Jupiter | 5/12/1997 | Mosdell | LH Birthday |
| 05/25 | Overlyn | 5/25/1989 | Stockton | LH Birthday |
| 05/26 | John Wayne | 5/26/1907 | Calendar | Famous Birthday |
| 05/28 | Graves Peeler | 5/28/1886 | Calendar | Famous Birthday |
| 05/31 | Memorial Day | 5/31/2004 | Calendar | Federal Holiday |
| 06/01 | Shockwave | 6/1/1994 | Semkin | LH Birthday |
| 06/05 | Hopalong Cassidy | 6/5/1895 | Calendar | Famous Birthday |
| 06/06 | Lethal Blade | 6/6/1992 | Hubbell | LH Birthday |
| 06/06 | The Shadow | 6/6/1991 | DCCI | LH Birthday |
| 06/11 | Cowboyman | 6/11/1995 | Semkin | LH Birthday |
| 06/14 | Flag Day | 6/14/2004 | Calendar | Major Holiday |
| 06/20 | Father's Day | 6/20/2004 | Calendar | Major Holiday |
| 06/21 | Summer Begins | 6/21/2004 | Calendar | Season |
| 07/01 | Diego's Bunk Galloway | 7/1/1996 | Mosdell | LH Birthday |
| 07/04 | Independance Day | 7/4/2004 | Calendar | Major Holiday |
| 07/05 | Charlene Semkin bought first longhorns | 7/5/1975 | Semkin | Founding |
| 07/05 | Independance Day (celebrated) | 7/5/2004 | Calendar | Federal Holiday |
| 07/06 | George W. Bush | 7/6/1946 | Calendar | Famous Birthday |
| 07/16 | MP "Chico" Wright III | 7/16/2030 | Calendar | Famous Birthday |
| 07/20 | G-Man | 7/20/1986 | Glendenning | LH Birthday |
| 07/20 | Super Coach | 7/20/1998 | Stockton | LH Holiday |
| 07/21 | Heavy Hitter | 7/21/1993 | Glendenning | LH Birthday |
| 07/21 | Q Mountain Tip | 7/21/1995 | Lowe | LH Birthday |
| 08/01 | Superman | 8/1/1991 | Semkin | LH Birthday |
| 08/11 | Davey Crockett | 8/11/1786 | Calendar | Famous Birthday |
| 09/06 | Labor Day | 9/6/2004 | Calendar | Federal Holiday |
| 09/11 | Tri-W 698's Legend | 9/11/1990 | Tri-W | LH Birthday |
| 09/18 | J. Frank Dobie | 9/18/1888 | Calendar | Famous Birthday |
| 09/19 | Overwhelming Icon | 9/19/1999 | Hubbell | LH Birthday |
| 09/22 | Fall Begins | 9/22/2004 | Calendar | Season |
| 09/29 | Gene Autry | 9/29/1907 | Calendar | Famous Birthday |
| 10/11 | Columbus Day | 10/11/2004 | Calendar | Major Holiday |
| 10/15 | Bar JL Ranch Founded | 10/15/1995 | Mosdell | LH Birthday |
| 10/15 | Judge Isaac C Parker | 10/15/1838 | Calendar | Famous Birthday |
| 10/31 | Daylight Saving Ends | 10/31/2004 | Calendar | Season |
| 10/31 | Halloween | 10/31/2004 | Calendar | Major Holiday |
| 11/01 | All Saints Day | 11/1/2004 | Calendar | Religious Holiday |
| 11/02 | Election Day | 11/2/2004 | Calendar | Federal |
| 11/05 | Roy Rogers | 11/5/1911 | Calendar | Famous Birthday |
| 11/11 | Veteran's Day | 11/11/2004 | Calendar | Federal Holiday |
| 11/12 | Texas Ranger JP | 11/24/1968 | Calendar | LH Birthday |
| 11/17 | Superior | 11/17/1979 | Collier | LH Birthday |
| 11/18 | Overwhelmer | 11/18/1982 | Calendar | LH Birthday |
| 11/25 | Thanksgiving Day | 11/25/2004 | Calendar | Federal Holiday |
| 12/08 | Hanukkah Begins | 12/8/2004 | Calendar | Religious Holiday |
| 12/14 | Tri-W Ladies Man | 12/14/1984 | Tri-W | LH Birthday |
| 12/15 | Hanukkah Ends | 12/15/2004 | Calendar | Religious Holiday |
| 12/21 | Temptation's Fancy | 12/21/1997 | Collier | LH Birthday |
| 12/21 | Winter Begins | 12/21/2004 | Calendar | Season |
| 12/24 | Christmas Day (Celebrated) | 12/24/2004 | Calendar | Federal Holiday |
| 12/25 | Christmas Day | 12/25/2004 | Calendar | Major Holiday |
| 12/31 | New Years Day (Celebrated) | 12/31/2004 | Calendar | Federal Holiday |