make someone glad

A Sunday school teacher was telling her pupils the importance of making others glad. "Now, children," said she , "has anyone of you ever make someone else glad?"　　"Please, teacher,"said a small boy,"I've make someone glad yesterday."　 　"Well done. Who was that?"　　"My granny."　　"Good boy. Now tell us how you made your grandmother glad."　　"Please, teacher, I went to see her yesterday, and stayed with her three hours. Then I said to her, 'Granny, I'm going home,' and she said, 'Well, I'm glad'!"