Selena Gomez is sounding a bit different in her new song "Good For You." The song which leaked online on Sunday is "all about a sexy romance," according to Hollywood Life.

The report is even wondering if the Selena Gomez's new song is about an encounter with one of her famous exes - Zedd or Justin Bieber.

As reported before, Selena Gomez's old and news songs have always been about her life experiences. She has admitted before that "The Heart Wants What It Wants" is all about Bieber.

Now with the release of "Good For You," a Hollywood Life source has claimed that the Selena Gomez new song is also about Bieber.

"The song was totally written with Justin in mind," a Hollywood Life insider said.

"The title refers to Selena's feelings about her relationship with Justin, in that she feels she's good for him, but he doesn't know better," the source added.

Selena Gomez has yet to comment on these thoughts about her new song. Even though it was leaked early as Just Jared reported, Selena Gomez was still all excited when the new song dropped officially on Apple.

"It's here!!!" she posted on her Instagram photo of a scene the upcoming "Good For You" music video.

"You can finally get #GoodForYou ft. @asvpxrocky on@AppleMusic! https://smarturl.it/GoodForYouSG," she added.

A teaser for the "Good For You" music video was also posted on Youtube on Sunday.

As reported by Mail Online, Selena Gomez sang her new song while wearing "patterned magenta robe" as she laid on a sofa.

Selena Gomez also posted a teaser of her new song's music video on her Instagram, this time showing a short shot of her on the floor with a white shirt on.

"Only a few more days until the #GoodForYou video!" she wrote.

Aside from the fact that Selena Gomez's new song is a "sexy slow jam," according to USA Today, it was also highlighted that it is a collaboration with A$AP Rocky. Her friend, Taylor Swift, has also labelled her new song "my favorite thing she's ever done."