Forever is an English word that translates to para siempre in Spanish. Its appearance in a Spanish song is a perfect example of Spanglish, the blending of the two languages, which is common in modern music.
In the song, the line "Nuestro forever nos duró sólo unos meses" (Our forever only lasted a few months) uses the English word to create a modern, poignant contrast. It highlights the bittersweet feeling of a promised eternity that ended far too soon, making the heartbreak feel very current and relatable.
We have all been there: you block your ex on your phone, pretend you have moved on, and then ruin all that progress after a few drinks. That is the exact story Grupo Frontera tells in Lalala. The narrator admits that by the fifth beer, all the memories rush back: "Yo te bloqueé, pero no de mi memoria / A la quinta cerveza recuerdo nuestra historia" ("I blocked you, but not from my memory / By the fifth beer I remember our story"). It is a painfully honest confession about how hard it is to let go, especially when you start wandering back to the old spots where you used to hang out and make out ("A los lugares donde a besos te comí" [To the places where I ate you up with kisses]).
What makes the track stick is the blend of frustration and total self-awareness. He knows the relationship was short and uneven, admitting "Nuestro forever nos duró sólo unos meses" ("Our forever lasted only a few months") and even calling out the unfair dynamic with "Tú me querías, pero a veces, ¿qué amor es ese?" ("You loved me, but only sometimes, what kind of love is that?"). He even regrets buying a birthday trip for someone who did not deserve it! Yet, despite knowing he should move on, he still looks up at the sky wishing for a reunion, unable to hate those brown eyes ("ojos cafés").