"Cowsay."
http://knockville.com/comic/875aa61ff7
Knock knock!
Who's there?
Cowsay.
Cowsay who?
No, silly. Cows say MOO!
More Knock Knock Jokes
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
© 2020 The Code Zone.
Problem?
