Tess sported a dramatic black gown for the bash, spicing things up a bit with a daring sheer panel.
Previously known as the St John Ambulance Awards, the Everyday Heroes honour members of the public whose quick thinking and first aid skills have helped them provide assistance to others.
The ceremony also paid tribute to businesses that encourage workers to learn basic first aid skills.
'TOWIE' star Sam keeps accessories to a minimum
Sam and Tess rubbed shoulders with a number of other celebs at the event, including ‘I’m A Celebrity… Get Me Out Of Here!’ star Matthew Wright.
Tess is expected to return to TV screens as a presenter of 'Strictly Come Dancing' when the hit dance show returns later this year.