Fridge door memes

My wife left a note on the fridge that said, "This isn't working." I'm not sure what she's talking about. I opened the fridge door and it's working fine!

Student: A plane is carrying 204 bricks, one falls out, how many are left?

Teacher: 203

Student: How do you put an elephant in the fridge?

Teacher: You can't.

Student: Yes, you can. Open the fridge door, put the elephant in.

How do you put a giraffe in the fridge?

Teacher: Open the door, put in the giraffe?

Student: No, take out the elephant, put in the giraffe.

The Lion King is having a party, who isn't there?

Teacher: Let me guess, the lion.

Student: No, the giraffe, he's stuck in a fridge.

Sally has to cross a river full of vicious alligators to get to safety, she gets across safely how?

Teacher: She stepped on the alligators?

Student: No, the alligators are at the party.

Sally dies anyway, how?

Teacher: She frowned?

Student: No, she was hit in the head by a falling brick.

Why should you always knock on the fridge door before opening it?

The salad could be dressing!