Ariana Grande and Pete Davidson go Instagram official with Harry Potter costumes Ifeadi C. 00:57 Mashable, Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsThe plan to get Congress super stoned on 420Internet collectively shouts 'too soon' after Adidas' terrible marathon emailPetsmart bought Chewy.com in what's reported to be the biggest e-commerce deal everJustin Trudeau finally got something wrong, and it took a climate activist to call him outHey, hiring managers — throw that beer test out the windowApple finally made these apps free for all users
