51/13—Aphex Singles Collection

51/13—Aphex Singles Collection (51/13—エイフェックス•シングルズ•コレクション, (51/13—Eifekksu Shinguruzu Korekushon)^?) is a 1996 compilation album by Aphex Twin that was released in Japan and Australia.

"Respect List" was originally released on Ventolin as a hidden track next to "Ventolin (Crowsmengegus Mix)." A song consisting of laughing was tagged onto the beginning of "Ventolin (Marazanvose Mix Edit)," whereas it appears on the end of "Ventolin (Praze-An-Bebble Mix)" on the Ventolin single.

Track listing

1. "On (US Edit)"
2. "Pancake Lizard"
3. "Ventolin (Crowsmengegus Mix Edit)"
4. "Ventolin (Cylob Mix)"
5. "Donkey Rhubarb"
6. "Ventolin (Deep Gong Mix)"
7. "73 Yips"
8. "Icct Hedral (Philip Glass Orchestration)"
9. "Ventolin (Marazavose Mix Edit)"
10. "Ventolin (Asthma Beats Mix)"
11. "Ventolin (Carharrack Mix)"
12. "Respect List"

Notes: The packaging incorrectly lists Track #1 as "On" instead of "On (US Edit)," and Track #7 as "73-Yips" instead of "73 Yips." Track #3 is misspelled as "Ventolin (Crowsmangegus Mix Edit)" instead of "Ventolin (Crowsmengegus Mix Edit)," and Track #9 is misspelled as "Ventolin (Marazavose Mix Edit)" instead of "Ventolin (Marazanvose Mix Edit)."