Instyle's June cover girl Leona Lewis

Instyle's June cover girl Leona Lewis

Andreas Larsson

Instyle's June cover girl Leona Lewis

Instyle's June cover girl Leona Lewis

Andreas Larsson

Leona Lewis is one busy lady. In just one day she managed to cram in her InStyle cover shoot, a lunch meeting and a late night recording session. Not only that, she had to be up at 7am the next day to fly out to LA.

SEE LEONA LEWIS'S BEST RED CARPET MOMENTS HERE

However despite her gruelling schedule Leona proved herself to be adorable, good fun and a very dedicated vegetarian.

But she's not all sweetness and light. 'I'm very fiery and very passionate,' she says, and even Simon Cowell has had her say no to him: 'We don't argue, we debate,' she laughed, and she even gave us her verdict on Simon's new fiancée, Mezhgan Hussainy: 'She has the Leona Lewis seal of approval', she confirmed.

We've seen Leona go from fresh-faced X Factor hopeful to multimillion selling megastar with the fastest-selling debut album ever. But she's still not tempted to trade in her long term boyfriend, Lou Al-Chamaa. Even though she's a self-confessed Taylor Lautner fan: 'I was obsessed for a while', she told us.

To get the full lowdown on Leona Lewis, check out the June issue of InStyle, on sale Thursday.

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Interview by Simon Gage