Not as of 2011.
Yes, Serbia won the Eurovision Song Contest in 2007.
By chance, maybe.
No, Lithuania has never won the Eurovision Song Contest. Fun Fact: The first time Lithuania entered the Eurovision Song Contest was is 1994.
Sonia represented the United Kingdom at the Eurovision Song Contest in 1993. She finished in 2nd place behind Niamh Kavanagh of Ireland.
Poland are yet to win at the Eurovision Song Contest.
I think they got a medal for winning the Eurovision song contest
No, Bulgaria have never won the Eurovision Song Contest.
Blue finished in 11th place (out of 25) at Eurovision 2011.
Elena Won Eurovision in 2005 with the song "My Number One"
No.No.No.No.No.No.No.No.No.No.No.
No, the Shadows never performed in Eurovision.
No, Hungary are yet to win the Eurovision Song contest.