| 1993 (Argentina, U.S.)|
| CD promo single|
"Ayer" (Yesterday) is a song by Gloria Estefan, released as her third promotional single (her seventh overall), from her first Spanish album Mi Tierra.
Ayer (Gloria Estefan song) Wikipedia
This promotional single was released exclusively to Latin-radio stations at the United States and at Argentina. At the same time, other two promotional singles were released at important countries of Spanish language, "Volverás" at Mexico and "Mi Tierra De Tradición" at Spain.
Formats and track listings of major single releases of "Ayer":
U.S. CD Promo Single (ESK 6015)
- "Ayer" (Album Version)
- Album Version — 5:15