for best results, a height difference of 6" or more is recommended, probably best no to try this if you're a short fella and she's a basketball player!
After a few beers serves as a wide range weapon that uneducated people refer to as a "club". Perfect for the booed performer!
Plywood basses are softer, both in terms of sound and weapon rating. You are more likely to be booed on a plywood bass and will tend to break more often when used as a weapon. Get a hardwood bass - easier to knock you enemies out.