Complex sentence: But when it is Charlie Brown's turn to speak, he is overwhelmed to the point of silence.after he gives Snoopy his present, he finally cries out in pain with Snoopy doing likewise.
Split into simpler sentences: But when it is Charlie Brown's turn to speak, he is overwhelmed to the point of silence. After he gives Snoopy his present, he finally cries out in pain with Snoopy doing likewise.