Quote:"Despacito" (American Spanish: [despa'sito]; English: "Slowly") is a single by Puerto Rican singer Luis Fonsi featuring Puerto Rican rapper Daddy Yankee from Fonsi's upcoming studio album. On January 12, 2017, Universal Music Latin released "Despacito" and its music video, which shows both artists performing the song in La Perla neighborhood of Old San Juan, Puerto Rico and the local bar La Factoría. The song was written by Fonsi, Erika Ender, and Daddy Yankee, and was produced by Andrés Torres and Mauricio Rengifo. A remix version featuring Canadian singer Justin Bieber was released on April 17, 2017, which helped to improve the song's chart performance in numerous countries, particularly in the English-speaking world.

It is a reggaeton-pop song composed in common time with lyrics about having a sexual relationship, performed in a smooth and romantic way. Commercially, the song topped the charts of 47 countries and reached the top 10 of ten others, making it both Fonsi and Daddy Yankee's most successful single to date. It became the first song primarily in Spanish to top the Billboard Hot 100 since "Macarena" (Bayside Boys Mix) in 1996. On August 4, 2017, the official music video for "Despacito" became the most viewed YouTube video of all time after receiving its 3 billionth view, making it the first video on the site to reach the milestone. It later became the first YouTube video to hit 4 billion views on October 11, 2017.

Upon its release, "Despacito" received generally favourable reviews from music critics, who praised the fusion between Latin and urban rhythms, its catchiness and its text painting. It has received Latin Grammy Awards for Record of the Year, Song of the Year, Best Urban Fusion/Performance, and Best Short Form Music Video at the 18th Annual Latin Grammy Awards. In 2017, "Despacito" was ranked the fifth best Latin song of all time by Billboard and was positioned within the top ten songs of the year by Time, Billboard and Rolling Stone.