While cara commonly translates to "face," in this song it has a different, powerful meaning: "expensive."
Marc Anthony sings the fiery line, "Tú me saliste, mala, mala, mala y cara" (You turned out to be bad, bad, bad and expensive). This clever wordplay reveals his ex was not only emotionally draining but also financially costly, making the insult much sharper and more memorable.
Ever had a relationship that cost you way too much, in more ways than one? That's exactly what Marc Anthony is singing about in this salsa track. He's not subtle about it at all. He explains that he fell in love instantly, saying, "Yo me enamoré de ti / Desde el primero momento" [I fell in love with you / From the first moment]. But the feeling didn't last, because he realized his partner was, as he repeats over and over, "mala, mala, mala y cara" [bad, bad, bad and expensive].
He really spells out the damage she did. She left him with "La cuenta de banco y mi corazón vacío" [The bank account and my heart empty]. It's a classic tale of being used for money and affection, and he's completely over it. The song is his final realization that "no valió la pena estar contigo" [it wasn't worth it to be with you]. It's a simple, direct, and very danceable way to get over a bad breakup.