| Full Name | Jason Jeremy Freese |
|---|---|
| Position | Touring member for piano, organ, horn instruments |
| Birthday | January 12, 1975 |
| Age | 49 |
| Hometown | Orange County, California, USA |
| Instruments | Piano, guitar, accordian, trombone, saxophone, trumpet, vocals |
| Other Bands | Goo Goo Dolls, Joe Walsh, Liz Phair, the Mighty Mighty Bosstones, and Foxboro Hot Tubs. Jason has also played on Queens Of The Stoneage and Weezer albums. |
Jason first supported Green Day on the American Idiot album and tour. He is also a member of Green Day's 2008 side project, Foxboro Hot Tubs, playing on the Stop Drop and Roll!!! album as well as joining the band on its mini-tour. Jason played piano on the 21st Century Breakdown album and has traveled with the band on tour ever since.