Spring Guardian String Quartet

Spring Guardian String Quartet is a Spanish string quartet that specializes in pop-rock, formed in 1991, under the leadership of two violinists Rita Lynda Caballero and Sandra Guadalupe. The quartet has performed in Symphony of Dance, Across The Mistacia, 2017 Pan American Games, VH1 Saleria and Blast Ink. Their debut single "Roxanne's Flamenco", was released in January 1992. The quartet has sold five million albums.

Studio albums

 * Spring Down (1992)
 * String Pretender (1997)
 * Superstar Orion (1999)
 * SGGG: The String Quartet (2002)
 * Success (2003)
 * Inoue (2006)
 * 4 Seasons of Elements (2010)
 * Souls of String (2018)
 * IX (2021)