| January 13 Special Guest New York, NY Iridium Jazz Club |  Isaac and Taylor perform with Les Paul
| February 09 Promo Tokyo, Japan Astro Hall |
| February 29 Promo Hollywood, CA House of Blues | 
| March 02 Promo Anaheim, CA House of Blues |
| March 03 Promo Bakersfield, CA Kelly Lounge |
| March 09 Promo Boston, MA WXLO 104.5 |
| March 10 Promo Hartford, CT Kiss 95.7 |
| March 10 Promo Hartford, CT Webster Theater | Ben Jelen
| March 11 Promo Albany, NY Northern Lights | Ben Jelen
| March 13 Promo Sayreville, NJ Starland Ballroom | Ben Jelen
| March 30 Special Guest New York, NY The Knitting Factory | Taylor and Zac perform with Ben Jelen
| April 01 Promo Portland, ME Q Lounge |
| April 02 Promo Exeter, NH Ioka Theater |
| April 16 Promo Patchogue, NY Patchogue Theater |
| April 20 Promo New York, NY Virgin Mega Store |
| April 28 Promo Sacramento, CA 107.9 The End |
| May 06 Promo Wilmington, DE Delaware Flower Market |
| May 07 Promo Lancaster, PA FM97 |
| May 09 Promo Austin, TX Fiesta Gardens |
| May 10 Promo San Antonio, TX Mix 96.1 |
| May 11 Promo Shreveport, LA 94.5 Concert |
| May 14 Promo Dallas, TX FYE |
| May 14 Promo Dallas, TX Kidd Kraddick |
| May 14 Promo Irving, TX Texas Bar & Grill |
| May 17 Promo Toronto, ON Chum FM |
| May 20 Promo Lexington, KY Kentucky Theater |
| May 21 Promo Louisville, KY Jillians Mini Concert |
| May 25 Promo Madison, WI Z104 |
| May 26 Promo Green Bay, WI Historic West Theater |
| May 27 Promo Milwaukee, WI The Rave |
| May 28 Promo Allentown, PA Cedar Beach Park |
| May 30 Promo Long Island, NY Jones Beach |
| May 31 Promo Cleveland, OH Tower City Amiptheater |
| June 02 Promo Buffalo, NY The Sphere | 48 Star
| June 03 Promo Fayetteville, AR Bud Walton Arena |
| June 05 Promo Canton, OH Palace Theater |
| June 09 Promo Seoul, S Korea Olympic Park |
| June 11 Promo Bangkok, Thailand Dust Thani Hotel |
| June 12 Promo Bangkok, Thailand Siam Center |
| June 22 Special Guest Tulsa, OK Cain's Ballroom | performed with Train
| July 03 Promo Alamonte Springs, FL Craines Roost Park |
| July 04 Promo Greenville, SC DowBrands Ampitheater |
 | July 05 Underneath 2004 Tour Myrtle Beach, SC House of Blues | Ingram Hill, Michael Tolcher
| July 06 Underneath 2004 Tour Atlanta, GA Tabernacle | Michael Tolcher
| July 08 Underneath 2004 Tour Washington, DC Warner Theater | Michael Tolcher, Maria Mena
| July 10 Underneath 2004 Tour Philadelphia, PA Electric Factory | Ingram Hill, Ben Jelen
| July 11 Underneath 2004 Tour Dewey Beach, DE Bay Center | Ingram Hill, Ben Jelen
| July 12 Promo White Plains, NY Cinema DeLux | I Love the 90s
| July 13 Promo Providence, RI Triple A All Star Bash |
| July 14 Underneath 2004 Tour New York, NY Irving Plaza | Maria Mena, Ben Jelen
| July 16 Underneath 2004 Tour New York, NY Irving Plaza | Maria Mena, Ben Jelen
| July 17 Underneath 2004 Tour Lancaster, PA American Music Theater | Ben Jelen
| July 19 Underneath 2004 Tour Hyannis, MA Cape Cod Melody Tent | Ingram Hill, Ben Jelen
| July 20 Underneath 2004 Tour Hampton Beach, NH Casino Ballroom | Ingram Hill, Ben Jelen
| July 22 Underneath 2004 Tour Boston, MA Avalon | Ingram Hill, Ben Jelen
| July 24 Underneath 2004 Tour Cincinnati, OH Bogarts | Maria Mena, Ben Jelen
| July 25 Underneath 2004 Tour St Louis, MO Pageant Theater | Michael Tolcher, Ben Jelen
| July 27 Underneath 2004 Tour Nashville, TN Ryman Auditorium | Michael Tolcher, Ben Jelen
| July 28 Underneath 2004 Tour Indianapolis, IN Murat Center | Michael Tolcher, Ben Jelen
| July 30 Underneath 2004 Tour Detroit, MI State Theater | Michael Tolcher
| July 31 Underneath 2004 Tour Chicago, IL Skyline Stage | Michael Tolcher, Ben Jelen
| August 02 Underneath 2004 Tour Minneapolis, MN The Quest Club | Ingram Hill, Michael Tolcher
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