photo posted by Ally Brooke on instagram

Ally Brooke showed off her “Purple People Eater” MadPax Spiketus Rex Full Pack ($47.99) in an instagram photo. “No matter where I go, this lovely purple backpack always receives a cool compliment or brings a smile on someone’s face. Thanks #MadPax :)” she wrote.

photo posted by Rihanna on twitter

Rihanna posted a series of twitter pictures yesterday wearing a Joyrich Light Pink Paris 28 Athletic Big Tee ($106.00, sold out).

Hayley Williams at LAX Airport in Los Angeles, CA – photo: rareparamore

Hayley Williams posed with fans at the airport in Los Angeles wearing a UNIF Bummer Sweater ($88.00) — also available at Moose Limited ($87.99), Dolls Kill ($88.00), Black Salt ($88.00), The Well ($96.00), Nasty Gal ($108.00), and Urban Outfitters UK (£75.00).

photo posted by Bethany Cosentino on instagram

Bethany Cosentino posted an instagram photo last week wearing a ‘DEPRESSED’ Beanie ($12.00) from Depressed Teenager.

Bella Thorne meet and greet at Barnes & Noble in New York City on May 22, 2014 – photo: PR Photos

Bella Thorne appeared at a promotional event for her Seventeen Magazine cover story wearing a navy beaded french lace top from designer Jaime Lee Major (not available online), Amen Wool Crepe and Eco Leather Shorts with Embroidery ($691.00), and a pair of Vince Camuto Fortune Sandals ($129.00). Steal the look with a lace long sleeve top from Hanky Panky ($48.00) and a wrap skort from Boohoo ($20.00).

photo posted by Beth Lucas on instagram

Beth Lucas posted a photo on instagram a few days ago wearing the UNIF Nowhere Special Sweater ($128.00). This sweater is also available at Nasty Gal for $152.00 or Dolls Kill for $102.40. Lily Allen has the same sweater.

“Sweater sleep over” – Lexus Amanda on instagram

Lexus Amanda posted an instagram photo last week wearing a Tripp NYC Rag Stripe Sweater ($68.00), an X-Play “Bitch” Collar ($15.49), and a case similar to this Black Quilted Rhinestone iPhone 5 Case ($5.99).

Rihanna out for dinner in Santa Monica, CA on May 21st 2014 – photo: AKM-GSI

Rihanna was spotted at a restaurant in Santa Monica yesterday wearing a pair of Frame Denim Le Skinny De Jeanne Distressed Mid-Rise Skinny Jeans ($199), a MM6 Maison Martin Margiela Navy Boxy Dolman Cropped Hoodie ($385.00), a pair of Vintage Gianni Versace Pink Croc Sunglasses (not available online) and a Jacquie Aiche Diamond Sweet Leaf Bracelet ($790.00). You can get the look for less with jeans from Windsor ($36.90), a cropped sweater from Amazon ($22.90) and a pair of sunglasses from Romwe ($9.99).

photo posted by Ash Costello on instagram

Ash Costello posted a new instagram photo today wearing a Killstar PLZ DIE Skater Dress (£44.99 / $76.02).

Demi Lovato performing live on American Idol on May 21, 2014 – photo: Ray Mickshaw/FOX

Demi Lovato stopped by the finale of American Idol last night to perform “Neon Lights” and her new single “Really Don’t Care” with contestants of the show. She wore a Haute Hippie Beaded Ravens Leather Moto Jacket ($1,695.00), a Rose-Cut Victorian Diamond Necklace by Amrapali (not available online), a pair of black Frame Denim Le Color Rip Skinny Jeans ($199.00), and a pair of metallic silver Saint Laurent Classic Paris 110 Ankle Boots ($975.74). Get the look for less with ripped black jeans from Tripp ($62.00) and silver ankle boots from Pour La Victoire ($85.99 – $102.00).