Listen to the sound clip Thomas the Tank Engine clattered down the tracks, his steam whistle blowing loudly. He huffed and puffed as he passed by Percy the Small Engine, who was chugging along next to him. Suddenly, Thomas let out a loud sneeze, causing Percy to jump in surprise. Bless you, Thomas! chuckled Percy as he continued on his way. Thomas chuckled to himself as he steamed ahead, feeling happy and content. from Thomas the Tank Engine TTS Computer AI Voice: