Estela Nuг‘ez, Una Lagrima (1969) -

Released in 1969, "Una Lágrima" became the career-defining song for Mexican vocalist Estela Núñez, blending a sweeping orchestral ballad style with deep emotional vulnerability. This title track established her as a premier romantic balladeer and a leading voice in Latin America, earning her top sales awards and lasting radio airplay. Detailed information on Estela Núñez and her 1969 hit can be found in music archives and historical profiles.