Protein shakes, bum and squatting?

So I have always had a good bum, I'm 5ft 3 and 8st. Recently for some reason I lost weight, mostly I'm thinking fat from my bum and thighs. I want to get my bum back Danni take some protein shakes and start squatting to build some muscle to replace fat.
Protein shakes, bum and squatting?
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