THE 2009 Eurovision Song Contest kicks off in Moscow tonight as one of two semi-finals gets under way prior to the grand final on Saturday.

The European Song Contest celebrates 50 years of glamour, glitz and catchy pop tunes with a special jubilee show today that lets viewers in 31 countries pick the best song in the popular event’s history.

Millions of viewers will tonight tune in for the world’s biggest singing extravaganza - the Eurovision Song Contest.