Miley Cyrus Calls Herself a 'Stoner' and a 'Pothead'

Miley Cyrus talked her way out of the bong scandal by saying she smoked salvia -- but at her birthday party last week, she seemingly admitted to a room full of people ... she's a major pothead.

In a video obtained by The Daily, Miley gets on the mic and addresses the crowd at her party at the Roosevelt Hotel in Los Angeles. Once the cake has ... TMZ