Listen at watch at Špela Grošelj music videos. Špela Grošelj was born in Domžale (Slovenia) and has been an constant presence in the Slovenian pop culture for the past 10 years. This includes her membership of the folk group Atomik Harmonik and her solo career. Špela Grošelj joined Atomik Harmonik in 2004 and left 2009 for a solo career. 'Moč srca' became her first hit.