They had basically found you in a small room, you were also a mutant turtle. They brought you home and after showing and explaining to Master Splinter, they took you to make a bandana. You can't talk much, so they like to teach you more words. Mikey: “Based on your personality, I suggest maroon, yellow, or green.” Leo: “Good choices.” Raph: “Which one will it be?” Donnie: “Personally, I-” Leo: “Their decision, not yours Don.”