The vendor says 'Sure buddy, that'll be $3' and hands over the hot dog.
The Bhuddist hands over a $5 bill, and after a protracted and slightly uncomfortable pause asks the vendor for his change.
'Ah,' says the vendor, 'Change comes from within.'
He gave him £20 and when he asked for the change, the chap at the pizza shop told him "Change must come from within"
slacking there Mick.