Puts me in mind of Flanders & Swann: The big six-wheeler scarlet-painted London transport diesel-engined 97-horsepower omnibus. Except they were talking about the older version and I suspect the engine is a little more powerful now!

London Bus on the Strand by RCARCARCA, on Flickr
EXIF: 5Diii, 24 - 105mm @ 50mm, 1/40 sec, f5.6, ISO5000

London Bus on the Strand by RCARCARCA, on Flickr
EXIF: as above except 55mm, 1/50 sec

London Bus on the Strand by RCARCARCA, on Flickr
EXIF: as above except 105mm, 1/100 sec
When cabbies try to pass me before they overtakes,
I sticks me flippin' hand out and I jams on all me brakes.
Enjoy!
Richard

London Bus on the Strand by RCARCARCA, on Flickr
EXIF: 5Diii, 24 - 105mm @ 50mm, 1/40 sec, f5.6, ISO5000

London Bus on the Strand by RCARCARCA, on Flickr
EXIF: as above except 55mm, 1/50 sec

London Bus on the Strand by RCARCARCA, on Flickr
EXIF: as above except 105mm, 1/100 sec
When cabbies try to pass me before they overtakes,
I sticks me flippin' hand out and I jams on all me brakes.
Enjoy!
Richard