Louis Bertignac is a French singer-songwriter and guitarist best known for his work with the rock band Téléphone. Born in Paris in 1954, Bertignac began playing guitar at a young age and formed Téléphone with Jean-Louis Aubert in 1976. The band quickly gained popularity in France and released several successful albums, including "Crache ton venin" and "Argent trop cher." After Téléphone disbanded in 1986, Bertignac embarked on a solo career and has released numerous albums, including "Bertignac et les Visiteurs" and "Longtemps." He is known for his distinctive guitar playing and songwriting skills, and continues to perform and record music today.