...e release of GlassHeart to 2012.

On US TV show Entertainment Tonight, the singer can be seen announcing the release and speaking about her 'Evening with Leona Lewis and Friends' benefit with singer Natasha Bedingfield, which raised cash for the Hopefield Animal Sanctuary in California.

Watch a clip of Leona's interview below...

Leona Lewis Oozes Hollywood Glamour At Animal Charity Benefit...