could have just siphoned from some planes on the ramp......
-----disclaimer--------
just joking
seriously that is a funny story, must have been a long xc
I'm a little lazy sometimes, so I usually try to get them to plot their XCs around having enough fuel for the round-robin.... since most GA aircraft have the capability for 5 hours of fuel on board...
unless of course you are talking about flying through a cold front or something.