Ai-Da paints with a robotic arm which can hold a pen or paintbrush.

Armed with their paintbrushes and toolkits, lifelong fans of Kettering Town are busy preparing their 3,000-capacity ground ready for next month's televised FA Cup clash.

Friend Mr Pietruska said to create the effect, Orlik would sometimes use just a couple of hairs on a paintbrush at a time on each one, which could take huge amounts of time.

Spread it on generously with a paintbrush — and be patient.

Many deep-sea soft coral species light up briefly when bumped — or when stroked with a paintbrush.