Pictures:

What begins and ends with E but has only one letter?

Envelope.

950

What do you call a train carrying bubble gum?

A chew-chew train.

959

Why did the cookie go to the doctor?

Because it felt crummy.

962

What happened to the magician driving down the street?

He turned into a driveway.

966

Why didn't Joe buy camouflage trousers at the store?

He couldn't find them.

958