"Plane"
http://knockville.com/comic/8d3396c07c
Knock knock!
Who's there?
Plane
Plane Who?
Plane football after school. Wanna come?
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
© 2019 The Code Zone.
Problem?