In "I Know Places", Taylor Swift asserts that "love's a fragile little flame, it could burn out".
However, Carly Rae Jepsen's 5x platinum smash hit "Your Heart Is a Muscle" says otherwise, reminding us that while you may say love's a fragile flame, your heart is in fact a muscle. You have to work it out and make it stronger.
So, which pop girl do you think is right?
