To switch sides
42
A: To find his rubber chicken.
Because the ref was blowing a foul.
Reprimand from the university ethics board and immediate withdrawal of all research grants.
Pox Romana
The Holocaust.
Symmetree.
Because it involves changing sides halfway through.
Red paint! Whats green, and smells like red paint Green paint :) Can't believe how many time I switch to the second, and they don't get it!
A: It takes two. One to change the bulb and the other to kick the switch.