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

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

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

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

But most of all, children laugh at jokes that are a play on words.

I laughed at his joke and even passed it on.

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

They won't include you in conversation or laugh at your jokes.

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

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