This Katy Perry foto contains
kleid, abendkleid, abendessen kleid, formal, abendessen-kleid, formale, brautjungfer, and trauzeugin.
There might also be
kleid, robe, gewand, balldress, ballkleid, tee kleid, teekleid, and tee-kleid.
Watch Katy's crew prepare the ExtraTerrestrial costumes and dance choreography for her upcoming performance of "E.T." on American Idol THIS THURSDAY, 4/21!