Sylwia Grzeszczak is a Polish singer-songwriter. hSe debuted in 2008 with the album Ona i On, which she recorded with Liber. Afterwards, she released three solo albums: Sen o przyszłości (2011), Komponując siebie (2013) and Tamta dziewczyna (2016). The first two achieved triple platinum whereas the third achieved a double platinum. Most singles released by Grzeszczak became hits. "Małe rzeczy", "Sen o przyszłości", "Pożyczony", "Księżniczka", "Tamta dziewczyna", "Motyle" and "Och i ach" all achieved number one on the AirPlay list. https://en.wikipedia.org/wiki/Sylwia_Grzeszczak