Can't believe it (T-Pain)
| Date | 9/14/08 | 9/21/08 | 9/28/08 | 10/5/08 | 10/12/08 | 10/19/08 | 10/26/08 | 11/2/08 | 11/9/08 | 11/16/08 | 11/23/08 | 11/30/08 | 12/7/08 | 12/14/08 |
| Pos | 48 | 44 | 39 | 33 | 30 | 32 | 29 | 25 | 25 | 23 | 24 | 26 | 29 | 38 |
| 12/21/08 | 12/28/08 | |||||||||||||
| 42 | 44 |
R&R CHR/Pop charts and/or Mediabase Mainstream top 40 charts. (c) Radio & Records, Inc.. Used with permission from both R&R and Mediabase.