The driver was probably thinking
"That drunk tramp has fallen asleep in the back of my bus again. This'll learn him" *veers wildly*
(
Joliet,
Fri 2 May 2008, 9:33,
archived)
and the third...
"why am I driving this bus?"
(
The Snockerty Friddle,
Fri 2 May 2008, 9:59,
archived)