I think this one best shows the conditions.
Pal in a Caterham..
https://www.youtube.com/watch?v=YBmR-b1bmpM
Bigfoot in his Striker R1
http://www.youtube.com/watch?v=6IWT2KSlgSE
Another pal in a Caterham,
https://www.youtube.com/watch?v=0mkvnjXnR3M
And me in my Westy pinto
https://www.youtube.com/watch?v=YWG_cJUjw9k
You might want to put up a brolly before watching them.