- Babo (바보; Fool)
- G-Dragon (Korean)
- Perry / G-Dragon / Rina Moon (English/Japanese)
- Other Information
- Arrangement: Brave Brothers
- Found on Hot Issue mini-album as track #2. This is the standard Korean version.
- Babo (Live)
- Found on 2nd LIVE Concert: The GREAT LIVE Concert CD album as track #8. This is a standard Korean live version.
- Babo (& Cheonguk)
- Found on BIG SHOW 2010 BIGBANG LIVE CONCERT ALBUM album as track #16. This is a Korean live version, part of a medley with "Cheonguk".
- Mad About You
- Found on With U mini-album as track #5. This is a standard version except with a mixed Japanese and English lyrics.