Dana International representing Israel performs during the first dress rehearsal for the second Semi-Final of the Eurovision Song Contest in Duesseldorf on 11 May, 2011. The Final of the 56th Eurovision Song Contest takes place on May 14. AFP PHOTO / HENNING KAISER GERMANY OUT

Israel's Dana International performs during the 50th anniversary of the Eurovision contest Saturday Oct. 22, 2005 in Copenhagen, Denmark. Abba's 1974 hit Waterloo was voted the best song in the contest's history on Saturday. (AP Photo/John McConnico)

Dana International from Israel, during the rehearsal ahead of the 50th anniversary celebrations for the Eurovision Song Contest Saturday Oct. 22, 2005. A selection of 14 songs from past contest will be performed in a live television show to be broadcast to 31 nations Saturday ( AP Photo/ Jens Dige, polfoto) ** DENMARK OUT **