Harry Romero, better known as Harry "Choo Choo" Romero, is an American DJ and record producer. He is linked with the label Subliminal with Erick Morillo and Jose Nunez, with whom he also produced and remixed several tracks, as 'Constipated Monkeys', 'The Dronez' or 'Ministers De La Funk'. The trio won the Muzik Magazine Remixer of the Year award in 1999. When working alone, he also uses the pseudonyms 'HCCR' and 'Mongobonix'. Romero owns a sub label of Subliminal called Bambossa, in which he has released six tracks, including "Tania", "What Happened", "Son of Mongo" and "Warped".
Romero has mixed several of the Subliminal Sessions series of mix albums, blending releases from the Subliminal stable with other current house tracks. His latest release was a remix of a Nick & Danny Chatelain track called "Me Resuelve". He continues to play at Subliminal session parties worldwide, including those in Pacha, Ibiza. In 2007, he set up a four date residency throughout the year at the SE1 club in London, with the last party taking place on 10 October that year.