^Mine has had them up for awhile now and on the site it says that Libertine will be here until Sept. 15th.
http://www.target.com/gp/browse.html/ref=nav_t_spc_1_35/602-5784287-2130221?ie=UTF8&node=16275561
Some stores (including some in L.A. since my friend is up there and has already gotten some items) have the pieces out already. Which is kind of not fair..they should all put them out on the same day lol.