Wisin vs. Yandel: Los Extraterrestres is the fifth studio album by Puerto Rican reggaeton duo Wisin & Yandel, released on November 6, 2007, by Machete Music. On November 13, 2008, the album received the Latin Grammy Award for Best Urban Music Album and Lo Nuestro Award for Urban Album of the Year. Also, the album won Grammy Award for Best Latin Urban Album on 2009.

Reggaeton, also known as reggaetón or reguetón, is a modern style of popular and electronic music that originated in Panamá during the late 1980s, and which rose to prominence in the late 1990s and early 2000s through a plethora of Puerto Rican musicians. It has been popularized and dominated by artists from Puerto Rico since the early 1990s.