Celebrity·Posted on Aug 23, 201417 Celebrity Instagrams You Need To See This WeekHere's what went down on the 'gram.by Lauren YapalaterBuzzFeed StaffLinkFacebookPinterestTwitterMail 1. Justin Biebe rposed with fancy cars. View this photo on Instagram 2. Reese Witherspoon found this conch. View this photo on Instagram 3. James Franco got a kiss from Zachary Quinto. View this photo on Instagram 4. Zac Efron tried his hand as a DJ. View this photo on Instagram 5. Lady Gaga snuggled her dog. View this photo on Instagram 6. Beyoncé got fast and furious. View this photo on Instagram 7. Kevin Hart got engaged. View this photo on Instagram 8. Joe Jonas enjoyed his vacation. View this photo on Instagram 9. And Nick Jonas got down in the studio. View this photo on Instagram 10. Kim Kardashian wore a corset. View this photo on Instagram 11. Demi Lovato got 'stached. View this photo on Instagram 12. Ian Somerhalder tried on his fangs. View this photo on Instagram 13. Leighton Meester loved her little friend. View this photo on Instagram 14. Cara Delevingne hugged a giant frostie. View this photo on Instagram 15. J Lo selfied it up with Iggy and Rita Ora. View this photo on Instagram 16. Amanda Seyfried took her dog on a lake. View this photo on Instagram 17. And Katy Perry experienced this. View this photo on Instagram