"Mi principio" (English: My Beginning) is the first single from the album Cosas Raras by Julieta Venegas. It also appears on the soundtrack of the movie "Quemar las Naves"

The soundtrack was on account of Julieta Venegas and the letter of Joselo as in the song of "Miel con veneno". Joselo in his own words said that the song is about a relationship in which one of them has to go to find their truth in a nutshell its inception. The song is also played by Eugenia Leon, in the film "Quemar las nubes," the actress Claudette Maillé is a singer, where the song is her biggest hit, Claudette never sings, but when you put the disk in fact the voice you hear is Eugenia Leon.

To promote this new compilation is released as the first single the song "Mi pricipio", which is the first cut of this album, "Mi principio" is the soundtrack of the movie "Quemar las Naves" and their promotion released a video clip was filmed in March 2008.

In the video can be seen playing Julieta Venegas song in a location that is part of the film with a background that resembles the sea and drawings of fish hanging at the ceiling while scenes from the film samples and was directed by his friend Francisco Franco, which directed the video for "Cómo sé" the second single from the album Aquí.

Julieta Venegas Percevault (born November 24, 1970 in Long Beach, California, USA), known professionally as Julieta Venegas, is a Mexican singer, songwriter, instrumentalist and producer, who sings pop-rock in Spanish. She speaks English, Portuguese, and Spanish fluently. She has a twin sister, Yvonne, who is a photographer. Venegas grew up in Tijuana and began studying music at the age of eight. She went on to join several bands including Mexican ska band Tijuana No!.

She plays several instruments including acoustic guitar, accordion, and keyboard. She has won five Latin Grammys and one Grammy Award among other awards. She has composed music for theater and performed in soundtracks for dozens of movies.

In 1997, she released her debut album Aquí to favorable reviews in Mexico by the rock audience. In later years she positioned herself as one of the most prominent songwriters in Latin pop by achieving fame in 2003 in Latin America and Spain with the album Sí and singles "Andar Conmigo" and "Algo Está Cambiando" which were positioned at the top of Latin Billboard.