As of this morning the theme is Guilty Pleasures.
Belle Amie are doing Footloose
Trey Cohen is doing Stairway to Heaven
Start of the songlist:
http://xfactor-updates.com/live-show-3-songlist/
(This according to DS)
Footloose is an epic fail as is STH - do these contestants ever listen to music or are they just too young and desperate?