zalagasper (previously known as Zala Kralj & Gašper Šantl) is an award-winning Slovenian duo consisting of vocalist Zala Kralj and instrumentalist Gašper Šantl. The duo was formed in 2017, when Šantl met Kralj on Instagram while searching for a vocalist for his song "Valovi". Kralj was originally credited as a featuring artist on the track, but the duo officially formed and signed a contract with Universal Music Slovenia in April 2018. Their debut EP, Štiri, was released in Febuary 2019. In the beginning of 2019, the duo presented the song Sebi on Evrovizijska Melodija 2019, the Slovenian national selection for .