Versions
| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| I'm So Sick (CD, Single) | Octone Records | 82376 59000 2R | US | 2006 | |
| I'm So Sick (CD, Single) | GUN Records (2), Sony BMG Music Entertainment (Germany) | GUN 243, 82876 86486 2 | Germany | 2006 | |
| I'm So Sick (CD, Single, Promo) | Octone Records | LEAF01 | UK | 2007 | |
| I'm So Sick (7", Single, Ora) | Octone Records, A&M Records | none | UK | 2008 |