Facebook calls that "the Gift Shop is closing on Aug. 1;" the move is to focus more on improving and enhancing products and features that people use every day, such as Photos, News Feed, Inbox, games, comments, the "Like" button and the Wall.
"The end of the Gift Shop means, you'll no longer be able to give new gifts, but the gifts you've already received on your Wall will remain visible, and you still will be able to view your sent and received gifts on your gifts page. People also can continue to use many third-party applications on Facebook for giving and receiving gifts, such as Birthday Cards, Hallmark Social Calendar, Pieces of Flair and someecards," explains Facebook.
Also, few Facebook users tipped that "unauthorized app are again being installed on their account". Below is a screen shot of a user's account, the application list where he claims top 4 apps were unauthorized,":