Celebrity Twitter

TV worlds have collided! New Girl's Jake Johnson, The Vampire Diaries' Nina Dobrev, and Damon Wayans Jr., of the late but great Happy Endings, have converged on the set of upcoming comedy Let's Be Cops. The movie isn't set for release until next year, but thanks to Dobrev and Johnson, we've gotten some great behind-the-scenes shots. Click through to see the stars goofing around between takes!

Stars had lots to celebrate this week and made sure to share their cute snaps through social media. There was a star-studded turnout for Stella McCartney's Spring collection party, and the designer snapped photos with friends like Cameron Diaz and Kate Bosworth — not to mention her dad, Sir Paul. Nicole Richie also spent time with her famous father, Lionel, and posted a sweet pic to her feed. Models like Gisele Bündchen and Miranda Kerr shared fun selfies while hanging out at home, while Lily Aldridge and Erin Heatherton were on hand to watch Kings of Leon perform at the Governors Ball festival. Chrissy Teigen and Irina Shayk struck sexy poses, and two of our favorite funny guys, Seth Rogen and Andy Samberg, flanked Kelly Ripa for a sweet snap on set.

Click through to see the rest of this week's cutest celebrity candids, and be sure to follow POPSUGAR on Instagram, Facebook, and Twitter!

Between work, play, and CFDA Awards fun, our favorite fashion fixtures made sure to share their stylish snaps through social media. There was lots of time outdoors — Nicky Hilton checked out a new form of NYC transportation, while Lily Cole got back to nature and posed with an adorable baby giraffe. Poppy Delevingne also had a blast outside, and got some serious air while jumping on a trampoline. Rihanna's "all white everything" look made us green with envy, and Rosie Huntington-Whiteley's '70s-inspired look was right on the money. See Charlotte Ronson's personalized clutch and a designer baby bump when you step inside!

Click through now to see the rest of this week's cutest celebrity candids, and don't forget to follow POPSUGAR Style on Instagram, Facebook, and Twitter!

This week in the world of celebrity social media, we saw moments of work, play, and everything in between. Cameron Diaz, Macklemore, and Rihanna all took advantage of their cool new kicks and shared their fun sneaker snaps on Instagram. Model mayhem ensued when the Victoria's Secret Angels got together for some wining and dining, and Nicole Richie struck a sexy pose before heading to the Today show. Miranda Kerr also made a morning TV show appearance, while Oprah Winfrey showed off her honorary degree from Harvard University — quite a feat!

Click through to see the rest of this week's cutest celebrity candids, and be sure to follow POPSUGAR on Instagram, Facebook, and Twitter!

Liam Hemsworth joined Twitter yesterday despite not being so fond of the site back in October 2009, when he convinced his now-fiancée, Miley Cyrus, to deactivate her account. Both stars have active accounts as of Wednesday, and Liam's first official tweet read, "Glad to be on board. Thanks for following." While he's only following 13 people, including Miley, Liam has already racked up over 70,000 followers in less than 48 hours. To celebrate his induction to the social media site, we've rounded up a list of celebrities who have a history of changing their minds about the microblogging site. From Megan Fox's confusion with Twitter's purpose to Ashton Kutcher's online silence following a controversial tweet, celebrities go back and forth with 140 characters.

Click through now to see all the Twitter quitters and find out why — at the end of the day — they can't seem to stay away!

It was all about celebrating the long weekend and spending time in the sun for some of our fashionable favorites this week, and they shared their stylish photos through social media for us to pore over (and envy). Poppy Delevingne indulged in some pool time with Cat Deeley, and Margherita Missoni showed off her growing baby bump while hanging in Venice. Nicole Richie showed us how to nail an all-white look for Summer, while Hilary Rhoda made a case for the crisp white blazer look — even in sweltering NYC heat. We also got a glimpse of the photo shoot life from Doutzen Kroes, Lily Aldridge, and Behati Prinsloo, who all shared snaps from set.

Click through now to see the rest of this week's cutest celebrity candids, and don't forget to follow POPSUGAR Style on Instagram, Facebook, and Twitter!

May was a busy time for snap-happy social stars, with the 2013 Met Gala kicking off the beginning of the month and Memorial Day launching the unofficial start of Summer — and bikini selfie season. Aaron Paul got married in California, while Kristen Stewart, Cameron Diaz, Sienna Miller, Gisele Bündchen, and many more shared a behind-the-scenes look at the Met Gala. Justin Bieber reignited romance rumors with Selena Gomez when he posted a picture of them snuggling in his hotel room, while Drake announced his cameo in the upcoming Anchorman: The Legend Continues by sharing a photo of himself in costume with Judd Apatow. Meanwhile, stars like Rihanna, Bar Refaeli, and Lea Michele showed skin on their social networks while vacationing and modeling Summer clothes.

Click through to see the rest of this month's cutest celebrity candids, and be sure to follow POPSUGAR on Instagram, Facebook, and Twitter!

This week in the world of celebrity social media, we saw sweet couples time and photo shoot fun. Bar Refaeli and Lea Michele each shared snaps from the hair and makeup chair, and Nicole Richie laid a smooch on Joel Madden. Candice Accola gave us a glimpse at her shiny new engagement ring, while Miranda Kerr doubled up on the peace signs for a cute pic. Ashley Tisdale and Vanessa Hudgens buddied up for a backyard BBQ, and Gisele Bündchen cozied up to her fashionable friend, editor Edward Enninful.

Click through to see the rest of this week's cutest celebrity candids, and be sure to follow POPSUGAR on Instagram, Facebook, and Twitter!