SM20 is a band hailing from Warsaw with relatively short time of making music together - the band was formed in early 2018. Their music is generally rock, with elements of blues, funky and southern rock. The band is quite diverse in terms of age of members, interests or personality, but recognizing the common motto - "life without music is a mistake". In 2021r the band released its first album entitled. In 2021 the band released its first album entitled Podróż w czasie.