Things that happen just before you leave for a run

one time on a weds got to the track went to unload open the hood and no alt, belt must of came of the sat. before , good thing only 15 miles from that track lol
then one sat we would jack up the drivers side the car a little to open the door and sis got in and shut the door and i turned on the power and instant smoke , pinched a 12 volt wire between the frame and jack a sorted it out lol