Erre XI is a reggaet?n duo from Puerto Rico. They are signed with Luny Tunes Mas Flow Inc. label. They are reminiscent in style to R.K.M. & Ken-Y. Comprised of Gerry "Lionize" Cap? Hern?ndez and Rafael "Raphy" Flores Ram?rez, the duo made it's recording debut in 2007 on the Luny Tunes album Los Benjamins: La Continuaci?n with the song "Vete". In 2008 the duo released their full-length debut album titled Luny Tunes Presents: Erre XI which spawned the single "Carita Bonita" featuring Pee Wee of Kumbia All Starz.
The album was largely produced by Luny Tunes.