Ellie Goulding performs at SXSW on March 18, 2011 by Suzi Pratt

British pop singer Ellie Goulding played at Fader Fort in Austin, TX during the SXSW music festival on Friday wearing a Wildfox tank top with “Love Hurts” written in bones. You can buy the black version of her tank top for $70 at Singer22 or Shopbop.

Ke$ha at Future Music Festival Perth on March 6, 2011 – photo: Michael Spencer

Ke$ha performed at Future Music Festival in Perth Australia wearing a destroyed American flag top with American Apparel’s Geo-Mesh Tights ($24.00).

Ellie Goulding's Secret Busk @ St-Martin-In-The-Fields - Trafalgar Square by Jordan Klugman

At a secret performance in London’s Trafalgar Square on March 3rd, 2011, Ellie Goulding wore Topshop’s Cream Contrast Trim Lace Sleeveless Shirt ($56/£28) underneath a cardigan and jacket.

Katy Perry photographed by Mark Hunter

Katy Perry recently filmed a commercial for designer Jeremy Scott’s Adidas Originals collection. Here she wears the coordinating Buttons Dress ($140) and Buttons Jacket ($160) with Sneaker Wedges ($728).

Katy Perry photographed by Mark Hunter

Katy wears the Mirrors Track Top ($350) with a matching bra and the Mirrors 3/4 Pants (€179).

left: Katy Perry by Mark Hunter, right: Jeremy Scott Fall 2006 RTW

In this shot, Katy wears the French Fries Swimsuit (€79), which uses a print that appeared on multiple looks in Jeremy Scott’s Fall/Winter 2006 “Eat The Rich” collection.

Tinie Tempah & Ellie Goulding @ Hammersmith Apollo by Jordan Klugman

Ellie Goulding mixes and matches two animal prints, wearing the snake skin River Island Beige Print Leggings (£12.99) with leopard printed River Island Brown Print Espadrille Boots (£34.99). She’s kept her top half neutral with the boxy sheer Topshop Short Sleeve Safari Shirt (£28.00).

Lights in her video blog #37

Forever 21 F5919 Sunglasses – $5.80

editor’s note: these were submitted as an exact item, but it doesn’t look to me like they are. Regardless, Forever 21 does sell aviator sunglasses for cheaper than most stores, so it’s still a good option. You can also check out styles F1271 and F9126.

Ke$ha arriving at the Perth Domestic Airport - March 5, 2011

Ke$ha was spotted arriving in Perth on March 5th wearing a pair of Black Milk’s “Leg Bones” Leggings ($70) from Australian designer James Lillis. If you want to score the look for less, you can get skeleton leggings at most party stores, including Party City, where they sell for $14.99 (also available in plus size).

Ellie Goulding photoshoot

In a recent photoshoot, Ellie Goulding wore Boy London’s “Leave The Boy Alone” Tank, which is available at Urban Outfitters UK for £35.00. She completed her look with a chunky knotted necklace and leopard leggings.

More New Look…

Hey Monday performing at The Chance on November 3, 2010 by Fion Wong

At a show on Hey Monday’s fall headlining tour back in November, Cassadee Pope wore Forever 21’s Pearlescent Ruffle Top ($14.80). The teal top has ruffles and rows of pearls along the neck and sleeves.

Katy Perry at Paris Fashion Week on March 8, 2011 – photo: PR Photos

Katy Perry attended Jean-Charles de Castelbajac‘s Autumn/Winter 2011/2012 runway show at Paris fashion week yesterday wearing a pair of white Ray-Ban Clubmaster sunglasses and a zebra striped dress from the designer’s Spring/Summer 2011 safari inspired collection.

JC de Castelbajac has designed many outfits worn by Katy, including the muppet dress which she wore at his Spring/Summer 2010 show in October 2009, the Obama dress and red carpet dress worn at the 2008 EMAs, the South Park pajama top and leggings from his JC/DC line worn in a TwitPic (the leggings are available for $54 at JCDCstore.com), and a smiley face top worn at a concert. (She has also worn his elephant dress, but I can’t find the pictures of her wearing it)

Katy Perry's Jean-Charles de Castelbajac clothing