As if the failed transition from child star to credibly sexy adult female pop star wasn’t embarrassing enough, avert your eyes from the car-crash...
The pop star uses the US slang term for the drug, 'Molly', in her song 'We Can't Stop'
Parton's signature song has previously been covered by The White Stripes and Laura Marling
Listen to her version of 'You're Gonna Make Me Lonesome When You Go' from a new Amnesty International charity record
While Stevie Nicks speaks out about the teen popstar's cover of Fleetwood Mac's 'Landslide'
Spawn of Billy Ray tackles 'On Melancholy Hill'
Video of 'Hannah Montana' star also brings renewed calls for drug to be banned
The substance she smoked is allegedly psychedelic herb salvia