"Mañana, Mañana" (English: "Tomorrow, Tomorrow") is a song written by Mexican singer-songwriter Juan Gabriel. Argentine singer Libertad Lamarque performed the song in the Mexican movie La loca de los milagros (filmed 1973, premiered 1975). Juan Gabriel released his recording of the song, a duet with Estela Nuñez, on his album Ella (1979). The song describes the departure of a lost love who will never return.