She also performed in the Schlagerfestival in Sopot , Poland , where she won three of four prizes for singing . She then performed in Moscow to an audience of 80,000 . She was also one of many famous backing vocalists for Tommy Nilsson , for his song , " En Dag " , which represented Sweden in the Eurovision Song Contest 1989
Eurovision Song Contest 1989
Eurovision Song Contest 1989
Vicki Benckert