The monumental graffiti artist's name was John Ewe. For the record, the book he appears in is Red Dwarf: Better Than Life, not Red Dwarf: Infinity Welcomes Careful Drivers
John Ewe shut down the satellite link, and followed his hairy beer-belly back to the front of the ship. Before he could reach the
safety webbing, a massive pocket of methane turbulence rocked the
refuse craft and sent him staggering into the first-aid box. He
fingered the gash that grinned bloodily on his brow and invented two
new swear words. The methane storms had been getting worse over the
past few years, and he knew he should have consulted the
meteorological computer before he ventured from his safety harness. As
he lurched to his feet, a second methane blast hit the ship under its
belly, sending him stumbling back down the narrow aisle. As he
slithered helplessly backwards, his flailing arm caught the
door-release mechanism, and the cockpit's emergency exit swung open.
His fat fingers scrambled for a hand-hold, but found nothing until he
slid through the open doorway, and he grabbed the rim of the
footledge. For thirty seconds he dangled, screaming, over Europe.
Then he dangled no more.
He plunged from the yawing garbage ship, and drowned in his own
'Ewe woz 'ere', it said. And it was right, 'e woz.