Katarzyna (Kasia) Laska (born 26 May 1979 in Tomaszów Mazowiecki, Poland) is a Polish singer best known from the Musical Theatre Roma where she starred in the lead role of Kim in the musical Miss Saigon, adult Wendy in the musical Peter Pan and Frenchy in the musical Grease. She also played Maria in the musical West Side Story at the Musical Theatre Capitol in Wroclaw. 　　Kasia has also lent her voice to Polish versions of several animated films: The Little Mermaid, Return to Never Land, Winx Club, Brother Bear, The Jungle Book 2 and Enchanted, to name but a few. 　　Among her TV roles are Daring Do and Princess Cadance in My Little Pony: Friendship is Magic and Katie in Total Drama Island. 　　Kasia portrayed the singing voice of Elsa, the Snow Queen in performing Let it go (in Polish, Mam moc) in the Disney animated film Frozen. 　　In 2008 Kasia met Jon Lord (Deep Purple) and he asked her to sing as a soloist in his Concerto for Group and Orchestra project for the next 4 years. They performed together in Germany, Luxembourg, Switzerland, Brazil, Korea, UK, Bulgaria, Russia, Ukraine, Hungry, Italy, France, and in her home city Warsaw. 　　Kasia was a guest at the 2011 UK premiere of Jon Lord Live (recorded live in 2009) from the Concerto for Group and Orchestra concert in Romania. 　　Jon invited Kasia to sing on his last album of Concerto for Group and Orchestra (new studio version) from Abbey Road Studios. She featured alongside Steve Balsamo, Joe Bonamassa, Darin Vasilev, Bruce Dickinson (Iron Maiden), Steve Morse (Deep Purple) and Guy Pratt (Pink Floyd). The album premiered worldwide in September 2012. 　　In November 2013 Kasia released the first single "For my love" from her solo music project