Jim Clements got fed up with retirement when he was 66 and decided to get a job.
He's now 100 and is still working as a part-time temp at a security company in Harlow.
He does office work, makes the tea and says he has no plans to give up work.
We'll have more on Jim later in the day.
More top news
A cloudy start for most places, although some sunny intervals should develop by afternoon
From today, the Queen Elizabeth's A and E Department is closing its doors to patients, and being replaced with an urgent care centre.
A mother from Milton Keynes says those with severe allergies, and their families, need more support.