Because they are all looking for their pre
Because it was against the law to pick your teeth in public.
Oh, uh- *looks at pic* Squarepants
They use 2-in-1 shampoo
Because they'll reach 420 before anyone else. Explanation: 80 is quatre-vingt in french and quatre=4 and vingt= 20.
Names.
Because when he asked his wife how many eggs to buy, she said 4!