DEAF BABY IS AMAZED WHEN HE HEARS HIS MOTHER'S VOICE FOR THE FIRST TIME: A video featuring a 29-year-old deaf girl breaking down after hearing her voice for the first time with the help of a medical device was posted on this site recently. Now there’s a similar video featuring an eight-month-old who hears his mother’s voice for the first time. Try not to smile when his jaw drops and the pacifier falls out of his mouth upon hearing her voice for the firs time.