Plan B were a Puerto Rican reggaeton duo, consisting of Chencho (real name Orlando Javier Valle Vega, born on February 19, 1979 in Guayama, Puerto Rico) and Maldy (Edwin Vázquez Vega, born on July 29, 1982 in Guayama, Puerto Rico), who are co-working cousins. At an early age they had an attraction to Reggaeton music; all their efforts finally began to pay off when they met the famous music producer, DJ Blass, who gave them the opportunity to participate in a Reggaeton compilation album called @ria 51: Aliados Al Escuadron and released their first recording "Voy Subiendo" in 1999. At the time they were called "The Panic" until after their song "Plan B" (feat. Guelo Star) from the album Reggaeton Sex Vol. 2 (2000), also produced by DJ Blass. They further continued their careers in the genre by participating in compilation and live albums from DJ Blass like Triple Sexxx (2001), Reggaeton Sex Live (2001), Sandunguero Vol. 1 (2001), and eventually Reggaeton Sex Crew (2002).
In 2002 they rose to fame, and released their first studio album, called El Mundo del Plan B: Los Que la Montan. It featured collaborations with Daddy Yankee, Speedy, Rey Pirin, Great Kilo, Guelo Star, and other artists and producers. Chencho and now Maldy are both producers, Chencho has his own record label by the name plagio of Chencho Records, Maldy has his, Maldy Records. They released their second album in 2005 called Los Nenes Del Blin Blin. Maldy's album, released in 2007, was named Reggaeton De Markesina. The duo released their third album in 2010 called House of Pleasure and released singles from the album such as "Si No Le Contesto" and Es un Secreto. Finally, the duo released their fourth and final album in 2014 called Love and Sex and worked with artists like Alexis & Fido, J Alvarez, Tego Calderón, Zion & Lennox, Clandestino y Yailemm, and Amaro.
They have been featured in many productions including Luny Tunes & Noriega: Mas Flow (Song: Tu Sabes), DJ Sonic's "Los Abusadores", "Guatauba XXX". DJ Blass from Guayama, Puerto Rico, produced many of their songs including hits like "Frikitona", "Mencionando Tu Nombre", "Plan B", and more.