Good Luck
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Disc1
| 1 | Good Luck (Japanese ver.) | AOA | 3:08 |
| 2 | 10 Seconds (Japanese ver.) | AOA | 3:55 |
| 3 | Really Really (Japanese ver.) | AOA | 3:53 |
| 4 | Good Luck -karaoke ver.- | AOA | 3:08 |
| 5 | 10 Seconds -instrumental- | AOA | 3:54 |
| 6 | Really Really -instrumental- | AOA | 3:54 |
Disc2
| 1 | Good Luck (Japanese ver.) -Music Video- | AOA | 4:03 |
| 2 | Good Luck -Making of Music Video- | AOA | 8:32 |
| 3 | Special Features -Lifesaving Lessons- | AOA | 0:00 |