MORE than 100 people were put through their paces by celebrity personal trainer Richard Callender at Sawtry One Leisure Centre yesterday,

Callender, who appears on the TV show ‘The Biggest Loser’, taught Armageddon Circuits, Urban Funk Dance and Body Conditioning and Soulful Stretch classes.

Jazzercise teacher Hazel Sefton and Body Combat teacher Lisa Robinson also ran classes on the day.

The event was organised by Weight Watchers leader Liz Stannard, who runs classes at Whittlesey Ivy Leaf Club on Thursdays at 10am.