Start consoling your child now. Lady Gaga–inspired Bratz dolls, complete with zombie outfit and a removable head that reveals a bloody stump, may not be on store shelves in time for Christmas. 

Bratz-maker MGA Entertainment, Inc., wanted the Gaga-lookalikes shipped to stores this summer to ensure that they are on sale in time for the holidays—but Lady Gaga wants to postpone shipment until 2013, when her next album is set for release.