seashells she sells by the sheesore

When you try to say “She sells seashells by the seashore” too fast your tongue gets twisted

Teacher: Try to say this, ‘She sells seashells by the seashore’."

Boy’s first try: "Seashells She sells by the sheesore ..."

Teacher (laughing): Aren’t you a big fan of tongue twisters? Try again."

Boy’s second try: "She sells seashells by the seashore. She sells seashells by the seashore."

Teacher (clapping his hands): "Yay, you did it! Now practice this tongue twister at home and tomorrow I want to hear your progress."