photo: I’m Beaster on facebook

Becky G wore a Forever 21 Basic Diamond Muscle Tee ($13.80). Her exact tee is sold out in white, but you can buy similar tees with contrast trim ($15.80) or with spikes ($14.80).

Little Mix out in Los Angeles, CA on August 7, 2013 – video: instagram

While out in Los Angeles yesterday after being in the recording studio, Little Mix posted a video of Jesy wearing a Big Fish Little Fish Glow In The Dark Tee By Tee And Cake (sold out) and a pair of shorts similar to Urban Renewal Pearl-Stud Denim Shorts ($19.99).

photo posted by LIGHTS on instagram

LIGHTS posted a photo on instagram last night of her and her family wearing a Young and Reckless BAMF Muscle Tee ($26.50).

Little Mix at a recording studio in Los Angeles, CA on August 7, 2013 – video: instagram

Leigh-Anne Pinnock wore an ASOS Tank in Neppy with Next Level Print ($27.15) yesterday while recording with Little Mix at a studio in Los Angeles.

Little Mix at a recording studio in Los Angeles, CA on August 7, 2013 – video: instagram

Little Mix posted a bunch of videos on instagram from the recording studio yesterday. Perrie Edwards wore a black and white American Apparel Polka Dot Spandex Jersey Basic Bodysuit ($26.00) with her dark wash American Apparel High-Waist Jeans ($80.00) and black Vans Authentic Sneakers ($45.00).

Victoria Justice live in Darien Lake Pac, NY on July 28, 2013 – photo: victoriapictures.org

Victoria Justice performed in New York a few days ago wearing a Sparkle & Fade Sheer Illusion Cropped Top ($34.00) and a Iro Longina Sequin Moto Jacket teamed with her favorite Sparkle & Fade Vegan Leather Shorts (Sold Out).

Taylor Swift with Carly Simon at Gillette Stadium – photo: justjared

Taylor Swift poses with Carly Simon backstage the Red Tour wearing the Hottie Mini Dress by Trashy Diva ($158.00). You can find a retro checkered dress for $29.99 at Modcloth.

photo posted by Rihanna on Instagram

Rihanna shows off her bikini body on Instagram wearing a Solids Sliding Triangle Top ($42.00) and the Python Tie Side String Bottom ($72.00) by Cia Marítima. You can get the look for less with an ASOS Triangle Bikini Top ($13.58) and the Ultimo Snake Bikini Bottom ($7.64).

Photo source: Beth Lucas Music on Facebook

Beth Lucas posted a live shot on Facebook wearing the BDG Printed Scoopneck Tee – currently on sale at Urban Outfitters ($18.00 or 2 for $24.00) and available in several different prints.

Paramore with fans at Espaço das Américas in São Paulo on July 31, 2013 – photo: Bruna Vieira

Hayley Williams met with fans in Brazil wearing a Forever 21 No Drugs Raglan Tee ($17.00, sold out).