We just call each other that for fun.

Don't YOU ever call things--for fun ?" David's face lighted up in spite of the dirt, the lump, and the bruise.
"Oh, do you do that ?" he breathed.

"Say, I just know I'd like to play to you! You'd understand!" "Oh, yes, and he plays, too," explained the little girl, turning to the man rapturously.

"On a fiddle, you know, like you." She had not finished her sentence before David was away, hurrying a little unsteadily across the lot for his violin.

When he came back the man was looking at him with an anxious frown.
"Suppose you come home with us, boy," he said.