Meghan Trainor – “All About That Bass” – 1.2 billion views

The unofficial summer song of 2014, Meghan Trainor released this song when she was just 20 years old. And for any pop aficionados out there, here’s a bit of interesting trivia for ya; Trainor co-wrote the song with Kevin Kadish, the man behind Stacie Orrico’s pop hit “There’s Gotta Be More To Life.” How’s that for a random throwback?