Who is more pig?

Ah Beng and Ah Lian are driving down the same road at the same time.
As they pass each other Ah Lian leans out the window, points and yells, "PIG! "
Ah Beng immediately leans out his window, shakes his fist and shouts back, "WITCH!”
They each continue on their way, and as Ah Beng rounds the next corner, he slams into a pig that had wandered into the middle of the road.

If only Ah Beng would listen…