TRACKLIST:
1. Knock Knock
2. Ice Cream (녹아요)
3. TT
4. 1 to 10
5. Ponytail
6. Jelly Jelly
7. Pit-a-Pat
8. Next Page
9. One in a Million
10. TT (TAK Remix) (CD only)
11. Like Ooh-Ahh (Ooh-Ahh 하게) (Inst.) (CD only)
12. Cheer Up (Inst.) (CD only)
13. TT (Inst.) (CD only)
 
INCLUDED:
Photobook
CD
Sticker
Photocard (1 out of 9)
Lyrics Book
Knock Knock Goods