"Fanfarrón" (English: Loudmouth) is a Latin pop song by Colombian recording artist Fanny Lu.

It was written and produced by Lu, José Gaviria and Andrés Munera, for her third studio album.

The clip was recorded in the old headquarters of the Bank of America of the Spring St. in the Los Angeles city.

It was under the direction by Simon Brand, with whom he had previously worked in past music video´s "Tú no eres para mi" and "Celos".

The choreography was directed by Mihran Kirakosian who had worked with Madonna, Britney Spears, Kylie Minogue and others.