He has memories of Tsedua and had been training his voice since his youth so it could be used as a weapon.
He is known to have trained his voice by yelling at walls; he usually did it before going on stage.
"It depends what size you are when you train your voice," she explained.
Taking a deep breath, Peabody trained her voice to sharp, professional tones.
He had been training his voice since he was 7 years old.
He also helped train her voice.
At night, he trains his voice in the castle, because he aims to become a musician.
He came here to start training his voice and learn the bel-canto method of singing.
He helped train her voice by having her sing while neck-deep in the ocean.
He must have spent hours and hours every night, training his voice by do-it-yourself speech therapy.