The British singer posted this picture on her Instagram account last October, while touring North America. On her dressing table there are a Diptyque candle (Figuier) and a hand-crafted candle holder with bakelite candle stand, the beautiful Photophore Côtes. Picture source.
This picture of Lady GaGa backstage was taken by Terry Richardson on January 21st, 2013. On the small table next to the Versace-clad huge sofa there's a Diptyque candle, Figuier.