It's no secret that J.Lo is absolutely flawless, but the hot mama, 45, definitely turned heads in this red-hot dress that showed off her killer bod. (Photo by RB/Bauer-Griffin/GC Images)
Julianne Hough, 26, was a total cutie in a plaid organza dress with sheer paneling. And we love her coral lips! (Photo by Raymond Hall/GC Images)
Charlize Theron, 39, stunned beside boyfriend Sean Penn in a super-sexy minidress and simple sandals. Tossled hair and flawless makeup completed the South African beauty's gorgeous look. (Photo by JB Lacroix/WireImage)
Lea Seydoux, 29, was a classic beauty in a gorgeous tangerine dress. A perfect coif and maroon lips completed the new Bond girl's stunning look. (Photo by Karwai Tang/WireImage)
Who better than Gisele Bundchen to bring back khakis? The supermodel, 34, rocked head-to-toe neutral in retro bell-bottom khakis, heeled booties and a taupe shearling jacket. (Photo by NCP/Star Max/GC Images)
Shailene Woodley, 23, was picture-perfect in a crisp white gown with an open back. Simple hair and makeup completed her age-appropriate look. (Photo by Karwai Tang/WireImage)
Woodley's "Insurgent" co-star Theo James, 30, looked smokin' hot in a navy three-piece suit and brown leather shoes. (Photo by Mike Marsland/WireImage)
Gwen Stefani is a total blonde bombshell. The No Doubt frontwoman, 45, showed off her rocker-chic style in leather moto skinnies, a white tee and unreal booties. (Photo by Bauer-Griffin/GC Images)
Miranda Kerr, 31, looked effortless in jeans, a sheer t-shirt and amazing studded booties. (Photo by Jun Sato/WireImage)
Victoria Beckham, 40, stunned in a black gown with edgy laser-cut details. SImple shoes and minimal accessories kept the look out of pirate-like territory. (Ferdaus Shamim/Zuma Press)
Chrissy Teigen, 29, often opts for skin-baring gowns on the red carpet, but we like her best in casual-wear. The swimsuit model looked effortlessly chic in high-waisted skinnies and a white cropped tee. Booties and a felt hat completed her shopping day look. (Photo by Alo Ceballos/GC Images)
Demi Lovato, 22, looked better than ever in a simple black skirt and white top with a high neckline. Killer black and white stilettos completed the "Skyscraper" singer's simple look. (Photo by Raymond Hall/GC Images)
Heidi Klum, 41, was the picture of perfection in a sophisticated all-white ensemble. Few could pull this look off! (Photo by Demis Maryannakis/Star Max/GC Images)
There's never any shortage of sexy celeb style, especially as winter weather subsides. As coats go back in storage and hemlines get shorter, the possibilities in Tinseltown are endless.
This week, Jennifer Lopez, 45, turned heads in a smokin' hot siren red number that showed off her killer bod. We swear she just keeps getting better and better!
Julianne Hough, 26, is sometimes a hit-or-miss dresser, but the "Dancing With The Stars" judge was spot-on in a flirty plaid organza dress with sheer panels. Springtime coral lips completed her adorable look.
All eyes were on Sean Penn and Charlize Theron thanks to the South African beauty's super-sexy minidress and flawless hair and makeup.
See the rest of our picks for this week's sexy celeb style in the slideshow above.