Quantum Leap: How is the alphabet song not enough?

Putting right that which once went wrong?  Many things go awry for Dr. Sam Beckett as he leaps around time and place and into other people's bodies but the musical number he and Al came up with should be at the top of the list.  If you love a show from your childhood but wonder if it has stood the test of time, then this is the series for you.  According to popular opinion on the internet: The best episode of this series is season 3 episode 22: Shock Theater   While the worst is season 5 episode 15: Blood Moon