Expensive is a direct English loanword used in Spanish, which makes it immediately recognizable and interesting for English speakers.
In the song, it's used to describe the protagonist's lavish lifestyle and high-end fashion, as in "Muy expensive se le ve la finta" (His look seems very expensive). This word choice highlights the blend of cultures and the influence of English in modern Spanish slang, making it a unique and memorable feature of the lyrics.
This is a character sketch, and the joke is how carefully it keeps its subject respectable. He dresses well and he wears a watch, and the band shrugs at which one: "Porte Rolex, porte Casio" (be it a Rolex or a Casio), because "Todo lo sabe lucir" (he knows how to pull it all off). The English word in the title turns up exactly once, in "Muy expensive se le ve la finta" (he's got a real expensive look about him), sitting beside an Alexander shirt and LV shoes like one more label to drop.
Then the song does what corridos do and starts defending him. "No andamos haciendo nada malo" (we're not out doing anything wrong), "Siempre firme pa' chambear" (always steady when it's time to work), so the weekend pisteada and the private booth at the club read as earned. The booth is "Escondido y calladito" (tucked away and nice and quiet), "Pa' envidias no despertar" (so we don't stir up any envy). The only real worry in three minutes is not the police, it's your friends: "Porque hasta el amigo más sincero" (because even the most sincere friend), "El que más dice te quiero" (the one who says he loves you the most), "Te puede fregar a ti" (can be the one who does you wrong). He signs off with a line your grandmother would nod at, "Los finos siempre andan con los finos" (the classy ones always run with the classy ones), and walks.
Grupo Marca Registrada built itself around Fidel Castro, the Culiacán singer, songwriter and accordionist who started the group in 2013, with Luis Fernando Medina on drums, Fidel Jiménez on bass and Ángel Móndragon on guitar and backing vocals. They came up playing Pacific norteño and corridos, then started sliding dance and electronic production in under the accordion, so the records land somewhere between a Sinaloa cantina and a club.
"Di Que Sí", their 2023 duet with Grupo Frontera written by Edgar Barrera, went to number one on Billboard's Regional Mexican Airplay chart and gave them their first Hot 100 entry at number 89. The album Don't Stop the Magic followed that May and reached number 187 on the Billboard 200. "El Rescate" with Junior H had already spent seven weeks on the Global 200, and in 2024 they got Julieta Venegas to recut her 2003 song "Andar Conmigo" as a norteño duet with Castro.