By Antoinette Bueno
3:00 AM PST, December 29, 2012
The week in fashion featured both bundled-up stars and even a bikini-clad Jen, but was she outdone by Gwen? You decide!
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Tops & Flops: The Week in Fashion

Splash News
The week in fashion featured both bundled-up stars and even a bikini-clad Jen, but was she outdone by Gwen? You decide!
Gwen Stefani

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Do you love Gwen Stefani in shades of gray, or do you wish this outfit would go away?
Rihanna

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Does Rihanna look great in simple black jeans and a crop top, or does that gold choker fail to give her outfit a much-needed pop?
Jessica Simpson

Twitter
Is Jessica Simpson already showing that pregnancy glow, or is this plunging red cover-up a total NO?
Katy Perry

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Are you loving Katy Perry's hipster eyewear, or should she have left her face bare?
Nicki Minaj

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Does Nicki Minaj's latest outrageous get-up give you a good feeling, or is it crazy-revealing?
Jennifer Aniston

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Are you totally jealous of Jennifer Aniston's bikini body, or is her choice of swimwear looking a bit shoddy?
Michelle Obama

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Is Michelle Obama's black-and-white dress simple and chic, or do you find this look kind of weak?
Mariah Carey

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Has Mariah Carey hit her fashion stride, or is this big black belt outrageously wide?
Jessica Chastain

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Does Jessica Chastain look fab, or is her striped dress totally drab?
Melissa Gorga

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Are you loving the Real Housewife's edgy studs, or is this ensemble a dud?