Her recording voice is more annoying. She does that mouth exhale when she sings, I don't know what's it called. It's annoying. More annoying than Lana and that lip smacking sound she makes.
Stretch marks are caused by loss of weight. You make no sense.
Stretch marks are caused by stretched skin (especially loss and gain of weight) and they're especially bad when the stretching occurs quickly. A lot of girls with big boobs have stretch marks