Oh really? 
Pray tell me this is NOT funny....
Q: What did the white cow say to the brown cow?
A: How's the grass?
Q: What did the brown say to the white cow?
A: WTF?! A TALKING COW?!
Q: What do cows do best at?
A: Moo-ing
Q: What are cows most capable of?
A: Becoming hamburgers
Q: What did the cow say when the farmer humped it?
A: MooOOoooOOOO~~~~
