Sisters jokes

What do you call a grown up with your sister? Your best friend.

Kid 1: "Hey, I bet you're still a virgin."

Kid 2: "Yeah, I was a virgin until last night."

Kid 1: "As if."

Kid 2: "Yeah, just ask your sister."

Kid 1: "I don't have a sister."

Kid 2: "You will in about nine months."

My sister's boyfriend is pissed cuz I fucked his girl.

Me: Wanna play a game?

Sister: Ya, what is it?

Me: Tic tac toe.

Sister:?

Takes out knife and rolls up sleeve.

Me: Tic tac toe.

My family is like an apple tree. My sister is that ugly one that has to rot in.

When my dad left, he said he would bring back the milk, but 20 years later he only came with my new sister and eggs. And I confronted him, and he said, "I used all the milk to make your sister."

Did you know Helen Keller had a sister?

Neither did she.

I went to my sister's room one day. I saw a trophy, so I asked my sister how she won it. My sister said the neighbors gave it to her because she gave out the best hand jobs in the neighborhood. I guess my sister put her hands to good use.

My sister gives her hamster to my brother since she thinks I'm irresponsible, so I throw it out the window.

Today is sad. My sister got hit by a car, and I lost my license as a driver.

How do you know your sister is on her period? Your dad's c**k tastes like s**t!

My sister said that you know that "that" is really cool. Then I said, "You know you can shut up."

If there is a divorce in West Virginia, are they still brother and sister?

Daughter: "Hey dad, how do you feel about abortion?" Father: "Ask your sister." Daughter: "I don't have a..."

how do you cut of a hillbilly's dick?

kick his sister in the jaw

Sister: You're adopted.

Me: At least they wanted me, they must feel terribly bad cuz they had to keep you :(

Sometimes I feel ugly, but then I think of my sister and I feel better.

I was thinking of a good accident joke, and I asked my sister. She said, "you."

Sister: "Has anyone seen my clothes?"

Brother: "They're still in my bed."

So Kenny finally found his one true love.

But he can't be with her because it's illegal to marry your sister.