| Title | Highest Position | Date | Buy |
|---|---|---|---|
| Oh, What a Life | 46 | 06 May 2014 | 9,99 € buy |
| Title | Highest Position | Date | Buy |
|---|---|---|---|
| Best Day of My Life (Single Version) | 70 | 21 Mar 2014 | 1,29 € buy |
| Best Day of My Life | 23 | 12 Apr 2014 | 0,69 € buy |
American Authors chart performance in other countries: