"Chica Fatal" is a song by A.B. Quintanilla y Los Kumbia All Starz. According to A.B. Quintanilla, this song is just a song they did for the show Don Francisco Presenta and it won't be on the album La Vida de un Genio. It is unknown whether "Chica Fatal" will ever be release.
On August 26, 2009, A.B. Quintanilla y Los Kumbia All Starz debuted a new song called "Chica Fatal" on the program Don Francisco Presenta, transmitted by Univision, sung by A.B. Quintanilla and DJ Kane. They later performed the song again on Premios Oye! 2009 on November 24, 2009, this time sung by Ricky Rick and DJ Kane but they only sang 1 minute and 34 seconds of the song. It was thought to be a new single until A.B. Quintanilla confirmed it wasn't a new single and that it won't be on the album La Vida de un Genio (2010). Instead, "Hipnótika" was chosen to be the new single.