The best song to sing for the X Factor is one that suits your voice, is current and will wow the judges and audience. When choosing a song for the X Factor auditions, being able to improvise and make the song your own is a big plus in the eyes of the judges.
try with me
yeah she sang the X factor
Im a dreamer
Torn
Isn't she lovely
She sang Your Song by Elton John.
Your Song by Elton John :))
angels
stay
The Silence! :D
Listen
Champagne Supernova.