"1-2-3" is a 1988 song by American singer and songwriter Gloria Estefan and the Miami Sound Machine. The song was written by the band's drummer and lead songwriter Enrique "Kiki" Garcia along with Estefan and appears on the multi-platinum album Let It Loose. The music video was directed by Jim Yukich and produced by Paul Flattery.

Gloria María Milagrosa Estefan is a Cuban-American singer, actress, and businesswoman. Estefan is an eight-time Grammy Award winner, a Presidential Medal of Freedom recipient, and has been named one of the Top 100 greatest artists of all time by both VH1 and Billboard. Estefan's record sales exceed 100 million worldwide, making her one of the best-selling female singers of all-time. Many of Estefan's songs became international chart-topping hits, including "1-2-3", "Don't Wanna Lose You", "Coming Out of the Dark", "Turn the Beat Around", and "Heaven's What I Feel". Other hits include "Bad Boy", "Rhythm Is Gonna Get You", "Get On Your Feet", and "You'll Be Mine ".