The 31-year-old singer thinks her assets are "really nice", however, she wants to "fill out" the area between her breast and armpit, reported Femalefirst.
"This area over here, it's, like, skin. I want to fill it out. But I don't know if I want to get an implant...," said Rose.
However, Rose, mother of two-year-old son Sebastian with estranged husband Wiz Khalifa, is advised against the procedure by the experts.