All The World's Indeed a Stage (And We Are Merely Players)

Hisashi Morooka: It's the biggest talent search ever undertaken by any competition show. Ten countries, a half-million auditions in stadiums filled with hopefuls from around the world, from every culture and in every musical genre. Our crew has had the difficult task of narrowing it down to the lucky 300 in each city that get to perform for our esteemed panel of judges, made up of some of the most famous faces in the music industry. Will one of the faces you see tonight be our winner? Let's find out! THIS... is SUPERSTAR GRAND PRIX!!

Or: Take American Idol, with the international contestants element of Eurovision, mash them up and you'll have this singing competition AU.