Anonymous Hackers, with Twitter account "LulzsecReborn" Hack into TweetGif (http://tweetgif.com) and Hack complete Database, Later they publish that on Internet also. TweetGif is a website which allow you to use animated GIF image as your twitter picture.
LulzSec Reborn, a 3.0 version of the earlier LulzSec, has leaked 10,000 Twitter profiles’ passwords, Usernames, real names, locations, bios, avatars and secret tokens used to authenticate their accounts.
Pastebin message posted: The leaked data was uploaded to embed upload and contains a 4 MB SQL file with all the users details.