WATCH: News headlines today: Dec. 23, 2020
Leading up to the first day of summer, celebrities heated up the scene in some of the hottest looks of the season.
Jessica Alba was stunning in a fabulous flowy dress while Olivia Palermo kept it chic in purple menswear-style suit look.
Scroll ahead to see this week's best.
Jessica Alba
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Jessica Alba is seen arriving at a Meet & Greet event for the presentation of the Honest Beauty line in Milan on June 20, 2019.
Alba was a mesmerizing pink dream in the dress she wore for an Honest Beauty event in Milan.
Gigi Hadid
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Gigi Hadid walks the runway during the Berluti Menswear Spring Summer 2020 show as part of Paris Fashion Week on June 21, 2019.
Green is one of summer's top colors and Hadid just proved it will keep going strong with this mint two-piece look from Berluti.
Olivia Culpo
Timothy Hiatt/Getty Images for Vital Proteins
Olivia Culpo attends Vital Proteins Collagen Water Launch Party on June 19, 2019 in Chicago.
Culpo just gave us the perfect summer date-night look with this green mini dress.
(MORE: 7 yoga-leisure lines you will want to live in all day)
Ciara
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Ciara seen at the BBC Radio One studios on June 20, 2019 in London.
Ciara was spotted with a head-to-toe 80s look outside of BBC Radio One studios.
Olivia Palermo
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Olivia Palermo attends the Berluti Menswear Spring Summer 2020 show as part of Paris Fashion Week on June 21, 2019.
Palermo wore a stylish purple suit while attending the Berluti Menswear Spring Summer 2020 show.