"Why do ducks fly?"

"ducks don't fly, Dad."

"no, ducks can fly. You lie to me. Ducks can fly."

"OK, OK, ducks can fly."

Ye Ming smiled childishly and clapped his hands: "you are stupid. Why can ducks fly? You are stupid."

Ye Tian looks at his mother with a sad face, and wants to comfort her. Pretending to be invisible, mom handed dad a lollipop and said, "ducks can't fly."

"yes, he is so stupid." Ye Fu happily pointed to Ye Tian, "you are more stupid than me."

"duck, who says duck can't fly?" Ye Tian said with a smile, "see clearly." With that, ye Tian's body turns into...