Our PicksBest & Worst Dressed of the WeekThe Fashion Beast Team01.31.14Our PicksBest & Worst Dressed of the WeekKerry Washington shows off her baby bump, Cate Blanchett glistens in Givenchy, and Paris Hilton takes body cleavage to a new extreme. Plus, more best and worst dressed of the week.The Fashion Beast Team01.31.14 10:45 AM ETGetty for Entertainment Industry Foundation; Getty; ABC Kerry Washington shows off her baby bump, Cate Blanchett glistens in Givenchy, and Paris Hilton takes body cleavage to a new extreme. Plus, more best and worst dressed of the week. Dominique Charriau/WireImageBest Dressed: Julianna MooreActres Julianne Moore donned a structured black Balenciaga gown, ankle-strap peep-toe Christian Louboutin heels, and a black crocodile clutch for the Paris premiere of Non-Stop on January 27. Lisa Maree Williams/GettyBest Dressed: Cate BlanchettCate Blanchett glistened at the 3rd Annual AACTA Awards on January 30 in a brown-and-gold sequined gown from Givenchy's Spring 2014 collection, which featured a plunging neckline, subtle leather detailing, and a softly-pleated skirt. Robyn Beck/AFP/Getty Best Dressed: CiaraCiara showed off her baby bump at the Grammy's on January 26 in a custom long-sleeve, rose-gold sequined Emilio Pucci dress. Michael Buckner/Getty for Entertainment Industry Foundation Best Dressed: Gwyneth PaltrowFor the Hollywood Stands Up to Cancer Event on January 28, Gwyneth Paltrow showed off a hint of ab-cleavage in a royal blue neoprene minidress with a midi cut-out by David Koma and black pantent Christian Louboutin pumps. Ida Mae Astute/ABCBest Dressed: RihannaIs this the most conservative Rihanna has ever dressed? The singer looked chic in an orange vintage Chanel tweed suit from Spring 1994 layered atop a white Adam Selman bodysuit for her January 29 appearance on Good Morning America. She accessorized with a Chanel chain necklace, rings by Repossi, Jennifer Fisher, and Lynn Ban, and nude Manolo Blahnik pointed-toe heels. Frazer Harrison/GettyBest Dressed: Kerry WashingtonA pregnant Kerry Washington glowed at the 2014 Director's Guild of America Awards on January 25 in a black and white, daisy-printed Oscar de la Renta trapeze dress and embellished PVC Christian Louboutin heels. Lucas Rossi/WireImageWorst Dressed: Paris HiltonParis Hilton is testing all varieties of cleavage. This time, Hilton attended Diddy's pre-Grammy's celebration in a half-sheer, half-sequined mess that left little to the imagination. Frazer Harrison/GettyWorst Dressed: Katy PerryKaty Perry has been on an unfortunate losing streak when it comes to style. The singer wore a pink and maroon, floral-printed dress-and-cape combination by Dolce & Gabbana to The Grammy's Salute to the Beatles on January 27 that more or less resembled a bed sheet or an old set of curtains pulled from your grandmother's attic.