Cher Lloyd in the “Sirens” music video – photo: instagram

Cher Lloyd posted a new poster for her “Sirens” music video today. In the music video, Cher wears a Burnout Check Tee ($36.00) from Topshop.

Victoria Justice at the MTV Upfront. April 24th, 2014 – photo: MTV

Victoria Justice posed at the MTV Upfronts in New York wearing the iiJin What? Long Sleeve Sweatshirt ($185.00), Topshop Gingham Cigarette Trousers ($84.00), a Danielle Nicole Tina Clutch ($35.00 – available in purple), and a pair of Stuart Weitzman The Noveau Pump ($355.00).

Fifth Harmony at the 2014 RDMAs on April 26, 2014 – photo: ©ImageCollect.com / Globe-Photos

Normani Kordei posed with her bandmates today at the 2014 Radio Disney Music Awards wearing a cropped white tank similar to a H&M Cropped Jersey Tank ($6.95) with a pair of Jogging Pants with Zips ($79.90) and the Metallic High Heel Strappy Sandals ($99.90), both from Zara.

Fifth Harmony at the 2014 RDMAs on April 26, 2014 – photo: ©ImageCollect.com / Globe-Photos

Lauren Jauregui just arrived at the 2014 Radio Disney Music Awards with her bandmates wearing a Free People Olympia Lace Maxi Dress ($128.00) and a pair of Steve Madden Marnee Sandals ($99.95).

photo posted by saschapr on instagram

Ariana Grande posed with a friend for an instagram photo last week wearing a Brandy Melville Erican Alien Patch Sweater ($30.00).

photo posted by Rena Lovelis on instagram

Rena Lovelis posted a new photo on instagram today wearing a Forever 21 Batman Crop Top ($13.80).

Hayley Williams with Victoria Justice at MTV Upfront on April 24, 2014 – photo: instagram

Hayley Williams wore an Operation Ivy Energy Long Sleeve T-Shirt ($14.99, XL only) backstage at yesterday’s MTV Upfront event in New York City. You can buy the same design on a short sleeve tee ($16.50). Hayley has another Operation Ivy tee which was sewed into a tank top that she wore during Paramore’s Spring 2010 tour.

photo posted by Ariana Grande on instagram

Ariana Grande posted a new instagram photo last Friday wearing a Louise Cardigan ($55.00) from Brandy Melville.

Lily Allen leaving the BBC Radio 2 Studios in London on April 25, 2014 – photo: AKM-GSI

Lily Allen appeared on BBC Radio 2’s The Breakfast Show today wearing a UNIF Nowhere Special Tie-Dye Pullover Sweatshirt ($29.99), a pink Chanel Large Classic Flap Bag ($4,900, wrong color), ripped black denim UNIF Hangover Shorts ($87.00), and a pair of UNIF Hellbound Platform Boots ($250.00) with rainbow laces.

Katy Perry visiting V Magazine offices in Soho, New York. April 23, 2014 – photo: TS, PacificCoastNews

Katy Perry was spotted visiting the V Magazine offices on Wednesday wearing the Opening Ceremony Pasque Pleated Velvet Dress ($495.00) with a belt similar to the Nine West Patent Leather Belt ($14.39); an Acne Studios Mape Leather Motorcycle Jacket ($1,600), American Apparel Opaque Over-The Knee Socks ($13.00), Ray Ban Original Wayfarer Sunglasses ($145.00) and a pair of Opening Ceremony Esther Jacquard Platforms ($395.00). You can get the look with the Jacquard-Weave Dress ($59.95) and a Biker Jacket ($49.95) from H&M.