Gaga wore a green tutu-skirt with a long fluro wig as she partied with her personal make-up artist Tara Savelo dressed controversially as a marijuana plant.
Lady Gaga exposes her Preparations: Gaga posted this picture before putting her wig on ahead of the party
And obviously revelling in her outfit, she wrote on her Twitter page: 'So i was weed for halloween. BEST COSTUME EVER ITS SO FUN. Princess High the Cannabis Queen.'
The Born This Way singer wore green sparkly stars on her breasts to conceal her modesty.
