Selena Gomez's worried Bieber would diss her in new album?

Singer Selena Gomez is reportedly worried that pop star ex-boyfriend Justin Bieber would write about her and their separation in his new album.

Bieber, 21, recently revealed he would be making his new music keeping Gomez in mind.

Gomez, 22, is "freaking out" at the thought of Bieber using his heartbreak as inspiration for songs for his new work, reported Hollywood Life.

"Selena is really worried that Justin is going to write about her in his new music. She's freaking out that he's going to diss her.

"They barely speak and she doubts he's going to let her listen to his music before it's released," a source said.