Pop superstar Rihanna is trending this morning - for the very sexy outfit she wore to the premiere of Universal Pictures' 'Queen And Slim' in Los Angeles.

Rihanna, once skinny has thickened up over the years. And one of the most pronounced changes in the pop star's body - is in her breasts.

She obviously doesn't seem to mind her extra thickness though and chose to flaunt her curves at the star studded event. She wore a very low cut dress - without a bra and was nearly flashing the cameras.

As you can imagine, the pics of Rihanna wearing her very sexy outfit quickly went viral. And many on social media are commenting not only on the size of Rih's new breasts - but how heavy they looked.

Here's what she looked like: