When I turned up for gft in c152 examiner was different chap to one booked due illness, large guy asked what we were going flying in and said bugger I am usually too heavy for those.
Look on my face obviously told full story of not wanting to wait many months for new test date.
He then said, you don't look very heavy and by the time we taxi out and burnt a drop of fuel I have calculated we will be spot on max take off weight, perfect, let's get on with it...
Top bloke....even passed me