Michael O'Leary ?
are you sure it was a Bentley and not a Chrysler 300C ??? they look pretty similar from the front..
http://www.chrysler.com/en/300/img/300_hotspot.jpg
I seem to have mis-laid my bentley. Its easily recognisable as it has a taxi plate. If you see it around town please let me know. Reward offered-free travel for life on all Aer Leary tranatlantic flights-Terms and conditions apply.