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OK! Quick Pics: Allison Williams Making Muscle, Kristin Cavallari in Peplum, and More!
![Ok_050113_news_allison williams gallery.jpg](https://media.okmagazine.com/brand-img/-W-wY_Q0o/480x251/2013/05/ok_050113_news_allison-williams-gallery.jpg?position=top 480w, https://media.okmagazine.com/brand-img/-W-wY_Q0o/640x335/2013/05/ok_050113_news_allison-williams-gallery.jpg?position=top 640w, https://media.okmagazine.com/brand-img/-W-wY_Q0o/768x402/2013/05/ok_050113_news_allison-williams-gallery.jpg?position=top 768w, https://media.okmagazine.com/brand-img/-W-wY_Q0o/1024x536/2013/05/ok_050113_news_allison-williams-gallery.jpg?position=top 1024w, https://media.okmagazine.com/brand-img/-W-wY_Q0o/1280x670/2013/05/ok_050113_news_allison-williams-gallery.jpg?position=top 1280w, https://media.okmagazine.com/brand-img/-W-wY_Q0o/1440x753/2013/05/ok_050113_news_allison-williams-gallery.jpg?position=top 1440w, https://media.okmagazine.com/brand-img/-W-wY_Q0o/1600x837/2013/05/ok_050113_news_allison-williams-gallery.jpg?position=top 1600w, https://media.okmagazine.com/brand-img/-W-wY_Q0o/2160x1130/2013/05/ok_050113_news_allison-williams-gallery.jpg?position=top 2160w)
Doing pull-ups on your own deserves some kind of exercise award. The gym class move is no easy task, but Girls star Allison Williams made 'em look like a piece of cake. Want to know her secret? If you glance down at our OK! Quick Pics gallery, you'll see that she had a tiny bit of help.
So what were a few of the other celebs up to today?
Gisele got to modeling in an H&M shoot, and Kristin Cavallari rocked out a cobalt blue peplum top.
1. Allison Williams
![Ok_050113_news_allison williams gallery_ _2.jpg](https://media.okmagazine.com/brand-img/hRYVDzV1T/0x0/2013/05/ok_050113_news_allison-williams-gallery_-_2.jpg)
Allison Williams worked out today, kind of! She got some help while working on the 'Girls' set.
2. Gisele
![Ok_050113 news_gisele gallery_ _1.jpg](https://media.okmagazine.com/brand-img/BR_k2IF1n/0x0/2013/05/ok_050113-news_gisele-gallery_-_1.jpg)
Gisele got back to modeling and posed for an H&M ad. The girl is an expert in this biz.
3. Heidi Klum
![Ok_050113_news_heidi gallery_ _1.jpg](https://media.okmagazine.com/brand-img/qdvLJKn9-/0x0/2013/05/ok_050113_news_heidi-gallery_-_1.jpg)
Heidi Klum is the gorgeous face of Clear Shampoo and Conditioner and showed some love at a recent event.
4. Kristin Cavallari
![Ok_050113_news_kristen gallery_ _1.jpg](https://media.okmagazine.com/brand-img/G0yAdNWs2/0x0/2013/05/ok_050113_news_kristen-gallery_-_1.jpg)
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We're loving the blue, Kristin! The celeb made her entire outfit pop with her short-sleeved cobalt peplum top.
5. Jenna Dewan-Tatum
![Ok_050113_news_jenna gallery_ _1.jpg](https://media.okmagazine.com/brand-img/XHPrMuu7v/0x0/2013/05/ok_050113_news_jenna-gallery_-_1.jpg)
Jenna Dewan-Tatum's little one isn't even born yet and she's already a great mom. The wifey to Channing Tatum made sure to take her canine babies for a walk today.
6. Cameron Diaz
![Ok_050113_news_cameron gallery_ _1.jpg](https://media.okmagazine.com/brand-img/bKGVwOfc0/0x0/2013/05/ok_050113_news_cameron-gallery_-_1.jpg)
Is Cameron Diaz taking a cue from Rihanna? The actress walked around the set of 'The Other Woman' with an open umbrella, despite the sunny, warm weather.
7. Coco Rocha
![Ok_050113_news_coco gallery_ _1.jpg](https://media.okmagazine.com/brand-img/GVO38X1Qb/0x0/2013/05/ok_050113_news_coco-gallery_-_1.jpg)
This sidewalk might as well be a catwalk. Coco Rocha struts her stuff even when she's not modeling high fashion designs.
8. Isla Fisher
![Ok 050113 news isla gallery_ _1.jpg](https://media.okmagazine.com/brand-img/tt2GJTYcF/0x0/2013/05/ok-050113-news-isla-gallery_-_1.jpg)
Isla Fisher took time to pose for a couple of her adoring fans before entering her New York City hotel.