La MUESTRA gRaTiS was a ska band from Guatemala that played together from December 2000 until its dissolution in May 2007. At first it consisted of Toby on the drums, Andres on the electric guitar and Milton on the bass. They added wind instruments in 2005, when Estuardo (trombone), Enrique (trumpet) and Oscar (saxophone) were introduced. Furthermore, Roberto contributed with lead vocals to their recordings. Together they recorded in march 2006 a compilation of 10 songs written and composed by themselves. Read more on Last.fm