And he laughed at his own joke because no one else did.

He laughed at his own joke, but she did not.

He laughed at his own little joke, then asked what it was all about.

But then if he was here, people would be laughing at his jokes.

I laughed at his joke and even passed it on.

That's like laughing at your own joke before anyone else does.

He laughed at his joke and got up from the desk.

He laughed at his own joke and the girl joined in.

"Couldn't have been half trying, if he left you able to walk," the man said, laughing at his own joke.

He laughed at his own joke, then stood and walked around to the front of the desk.