The 18-year-old was snapped arriving at West Hollywood''s Chateau Marmont around 1am on March 12, unsteady on her feet, reports Fox News.
At one point, according to onlookers, friends were holding on to Cyrus to prevent her from falling into the street.
Cyrus and her pals partied at the infamous nightspot until 3am, when she and her crew made their exit out the back.
