Click For Photo: http://i.dailymail.co.uk/i/pix/2018/01/29/14/48B4F1EE00000578-0-image-a-21_1517236261462.jpgClick For Video: http://video.dailymail.co.uk/video/mol/2018/01/29/3143735918994606277/1024x576_MP4_3143735918994606277.mp4
She's known for being something of a health and fitness advocate - so it comes as little surprise that she shared a video of her workouts on social media.
But fans went wild over 39-year-old Myleene Klass's fashion PR boyfriend Simon Motson, who joined in the workout, as he really struggled to keep up with her.
Mother-of-two - Myleene - Paces - Trainer - Louis
Mother-of-two, Myleene looked incredibly flexible as she was put through her paces by trainer, Louis Rennocks.
However, Simon was pictured passing time on his phone in the kitchen, when the clip began, as she broke into the splits.
'goblet - Squats - Myleene - Ease - Simon
They both did some 'goblet' squats, and while Myleene tackled them with ease, Simon pulled some pained expressions, before throwing his weight to the ground.
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