Ayer (Enrique Iglesias song)

"Ayer" is a song by Spanish singer Enrique Iglesias, released in 2001 as the second single from his album Escape. The song is a power ballad written by Lester Méndez and Chein García-Alonso, and produced by Méndez. It explores themes of lost love and regret, with Iglesias reflecting on a past relationship and longing for what was. "Ayer," meaning "yesterday" in Spanish, encapsulates the feeling of dwelling on the past and wishing things could be different. The song was commercially successful, particularly in Latin American markets and on the Billboard Hot Latin Tracks chart in the United States, reaching number one. It is considered one of Iglesias' signature Spanish-language hits.