Several years ago when I borrowed a Laser for the first time racing one I forgot to put the drainplug in and went out to race course. Slogged in after the first beat of the first race.
To make matters worse, I came and pulled the board up in the trunk partway and jumped onto the slipway to find the dolly. I then proceeded to put a crack in the trailing edge of the board when I tried to pull the boat out.
my friend was once sailing someone elses laser during a sailing course. he came back in about 3 hours later wondering why his boat was so heav. i then asked him where his back bung was. then he realised whot he had done. so we were there for 1hr letting the boat drain