Amiga, date cuenta is a hugely popular cultural phrase that means "Friend, wise up!" or "Open your eyes!". While it literally translates to "Friend, give yourself account," it's used as a wake-up call for someone who is blind to a bad situation, especially in a relationship.
In the song, the narrator uses this viral, meme-worthy phrase to give his friend some tough love. He's telling her to finally see that the guy she's with is no good, perfectly capturing the song's supportive but frustrated tone.
We have all been in that frustrating spot where a friend dates someone completely wrong for them, and Mexican pop group Reik teams up with Carin León to deliver the ultimate "I told you so." The narrator is stuck playing the classic shoulder to cry on—calling himself a pañuelo de lágrimas [tissue for tears]—while waiting for the person he likes to realize they picked the wrong partner. At the very first fight, she messages him wanting to come over, leading straight into the cocky chorus: Te dije que yo era el correcto [I told you I was the right one]. He bluntly promises that if the other guy breaks her heart, a besitos te lo arreglo [I'll fix it for you with little kisses].
The track is packed with casual Mexican slang that gives it a wonderfully petty, gossipy energy. When he asks about the bad romance, he calls it a mal trip [bad trip], borrowing from English slang to mean a terrible, uncomfortable experience. He throws out insults like pendejo and cabrón for the ex, which range from "idiot" to far harsher profanities in Mexico, showing he is not bothering to be polite about his romantic rival. The best moment comes at the end with the popular meme phrase Amiga, date cuenta [Girl, wake up / realize it]. It sounds like your closest friend yelling truth at you across a table: stop dancing for someone who does not care about you, and finally see who is standing right in front of you.