Usually it’s easy to spot a sad song. There are some dead giveaways, like a somber melody or a slow beat. But that’s not the case with these songs. They all sound bright and happy on the outside, sure ...

Gia Giudice's "Sad Song" is all over the internet -- and may be the only thing keeping Cardi B on social media at the moment. The "WAP" rapper took to Twitter on Friday to give a shout out to the song ...