London, June 5 : Britain''s Got Talent star Susan Boyle has left rehab following "emotional breakdown" and is "much happier", her brother said.

The Scottish songbird was admitted to the London clinic after last week''s final of the TV contest, which saw her losing the title to dance group Diversity.

But it emerged that Boyle, 48, from West Lothian had been allowed to leave after five days, reports The Daily Express.

She was staying in a flat in central London her brother Gerry, 55, told GMTV.

He said: "She''s much happier. She''s seems a lot more like herself."

Despite losing in the final, Boyle has been tipped to make millions from a singing career. (ANI)