Meghan Trainor shares pic of her son and dog: 'Cutest thing I've ever seen'

Meghan Trainor shares pic of her son and dog: 'Cutest thing I've ever seen'

Trainor's brother, Ryan Trainor (aka Riley's "funcle"), snapped the photos.meghan_trainor / InstagramTrainor, 27, revealed the news of Riley’s birth on Valentine’s Day, sharing photos of her son from just after he was born.