Why voice instructions in english with a french accent ?

Very nice application that will help me to come back in shape. But: why voice instructions for the exercices (I am not talking about the videos) are given by a voice speaking english with a french accent ? It is hard to follow !!!

mandragorarosa about Jillian Michaels Slim-Down: Weight Loss, Diet, Fitness, Workout & Exercise Solution, v5.0.2