Baby Shark, the infuriatingly catchy children's rhyme recorded by South Korean company Pinkfong, has become the most-watched video ever on YouTube. The song has now been played 7.04 billion times ...

She was content listening to songs from Caspar Babypants, Raffi, and Disney, but when my mom bought her an interactive "Baby Shark" toy for her first birthday, it was all downhill from there.