![Leona Lewis cuts a casual figure as she heads to the gym... following claims she has 'slammed' former mentor Simon Cowell on new album | Daily Mail Online Leona Lewis cuts a casual figure as she heads to the gym... following claims she has 'slammed' former mentor Simon Cowell on new album | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2015/04/14/15/278DA8A700000578-3038525-image-m-7_1429021858195.jpg)
Leona Lewis cuts a casual figure as she heads to the gym... following claims she has 'slammed' former mentor Simon Cowell on new album | Daily Mail Online
![You've got STAR QUALITY!" Leona Lewis WOWS with Whitney Houston classic | Best Of | The X Factor - YouTube You've got STAR QUALITY!" Leona Lewis WOWS with Whitney Houston classic | Best Of | The X Factor - YouTube](https://i.ytimg.com/vi/oWzAQaqK5gI/maxresdefault.jpg)
You've got STAR QUALITY!" Leona Lewis WOWS with Whitney Houston classic | Best Of | The X Factor - YouTube
![Leona Lewis then and now: Baby news, Simon Cowell feud and their current relationship - Daily Record Leona Lewis then and now: Baby news, Simon Cowell feud and their current relationship - Daily Record](https://i2-prod.irishmirror.ie/incoming/article25497546.ece/ALTERNATES/s1200c/1_Simon-Cowell-and-Leona-Lewis.jpg)
Leona Lewis then and now: Baby news, Simon Cowell feud and their current relationship - Daily Record
![Leona Lewis wows in a white strapless dress at Simon Cowell's party | Dresses, White strapless dress, Ruffle dress Leona Lewis wows in a white strapless dress at Simon Cowell's party | Dresses, White strapless dress, Ruffle dress](https://i.pinimg.com/236x/af/e4/4f/afe44fade1279965ba554b7ecfc5850b.jpg)
Leona Lewis wows in a white strapless dress at Simon Cowell's party | Dresses, White strapless dress, Ruffle dress
The Mirror - It's been 16 years since we saw Leona Lewis on The X Factor. Since then she decided to leave mentor Simon Cowell and was given a devastating diagnosis... https://www.mirror.co.uk/3am/celebrity-news/leona- lewis-now-baby-simon-26610961
![Where Leona Lewis is now - baby, Simon Cowell split and their current relationship - Irish Mirror Online Where Leona Lewis is now - baby, Simon Cowell split and their current relationship - Irish Mirror Online](https://i2-prod.irishmirror.ie/incoming/article26611997.ece/ALTERNATES/s615b/1_TRMRMMGLPICT000021157047.jpg)