He asked for the microphone, got on stage and sang New York City[4] and when he was 5, he performed at the Royal Opera House.
When Green was 8, he was invited, by the 'Not Forgotten' Association for ex-servicemen, to perform at their annual concert at St James' Palace.
In fall 2007, Cedric Whitehouse produced the song "Hands Around the World" for Green which was used to raise money and increase awareness of muscular dystrophy.
[5] In his audition, which was televised on 19 April 2008, Green sang Frank Sinatra's "Summer Wind," and received a standing ovation from the audience.
Although Green was highly praised for his performance, with comments coming from Piers Morgan stating, "Everything about you says you're a young star," to Holden's, "You're such a pro.
[8] Streetdancer George Sampson finished first according to the public vote, leaving the judges to choose between Green and martial arts duo Strike.
[10] Cedric Whitehouse (who wrote the song) subsequently received hate mail from angry fans who claimed he ruined Green's career.
He later revealed that the production company originally intended for Green to sing Dean Martin's "Ain't That A Kick In The Head?".
In the summer of 2008 Green embarked on a two-week promotional tour[14] during which he appeared as a guest in Pinoy Dream Academy and ASAP[15] and received an award for his talents at the 20th anniversary celebrations of the National Music Museum together with Charice.
[20] He also appeared in the first major mainstream magic show in the Philippines on 27 December with a group of magicians called "The Illusive".
Green appeared in 14 major cities including Los Angeles, Las Vegas, Chicago and San Francisco.
[23][24] In October Green visited the US and Canada for a brief concert tour before flying to the Philippines at the beginning of November, for a special guest appearance on Sarah Geronimo's new show at the Araneta Coliseum in Manila.
[1][2] Green, whose showbiz career used to be handled by Star Magic, spoke about why he chose to sign with Viva Records.