Mexican-American actress Salma Hayek has been credited as a song performer in three movies. The first was “Desperado” for the song Quedate Aquí. In “Frida”, she performed the Mexican folk song La Bruja with the band Los Vega. She also recorded Siente mi amor, which played during the end credits of “Once Upon a Time in Mexico”. Hayek, along with actor Joe Anderson sing together a cover of The Beatles song “Happiness Is A Warm Gun” on the “Across the Universe” motion picture soundtrack.