This is a Miley Cyrus Rock inspired outfit. I tried to make this similar to her picture at a concert on MileyCyrus.com. click HERE

Glasses: Nasty Gal Vanish Shades HERE for $40
Crop Top: Topshop Lace Crop top HERE for $11.99
Leggings: BCBG MAX AZRIA black textured faux leather leggings HERE for $74.99
Jacket: Asos Leather Biker Jacket With Silver Studs HERE for $215
Shoes:  Irvette Super High Suede Heels In Black HERE for £35.99
Necklace: Aqua Oval Chain Pearl Crystal Spike Necklace HERE for $60
 Bracelet: Urban Outfitters Solar Spike Bracelet HERE for $14
Hand harness: ASOS Multi Spike Looped Hand Harness HERE for $8.62

Demi Lovato was wearing this Topshop Floral Jacquard Tux Jacket and these Nasty Gal Sophie Platform Black Pumps while out in NYC on October 11th

You can buy the jacket HERE from Topshop for $140

You can buy the shoes HERE from Nasty Gal for $198

Demi Lovato wears these  Yves Saint Laurent YSL Trib Too Platform Pumps at 2012 VH1 Divas held at The Shrine Auditorium in Los Angeles on December 16th

You can buy them HERE from Saks Fifth Avenue for $795

Vanessa Hudgens wears these Eye to Eye Black Wedge

You can buy it HERE for $59.99
or HERE from Amazon for $59.99
or a dark wedge HERE for $95

Demi Lovato wears these Topshop Super Extreme Platform Shoes in Burgundy on a number of occasions. 

Unfortunately this item is sold out on topshop but you can view the listing HERE
You could buy similar ones but mary jane style HERE for $1095
Or some similar ones in a slightly lighter colour HERE for $34.9