Ariana Grande performing at Michael Buble’s Christmas in New York – video: youtube

Ariana Grande performed “Santa Claus Is Coming To Town” with Michael Buble for his Christmas in New York special wearing a Noam Hanoch Lisi Crisscross-Back Jumpsuit (sold out) and her favourite Saint Laurent Janis Pumps ($477.00, Cream). You can get the look with a Nasty Gal Jumpsuit ($47.60) and similar pumps from ASOS ($66.33).

Little Mix for Text Santa – video: littlemix-news

Perrie Edwards sang Christmas carols with her bandmates for Text Santa wearing a Barbour Beadnell Classic Sage Green Wax Jacket ($321.92), her Topshop MOTO Black Ripped Jamie Jeans ($75.00) and her Russell & Bromley Cadogan Chelsea Brogue Boots (£215.00). You can get similar boots from ASOS ($56.85).

Jesy Nelson at BB&T Center in Sunrise, Florida. December 21st, 2014 – photo: little-mix.org

Jesy Nelson was spotted at BB&T Center in Sunrise wearing a Forever 21 A-Line Turtleneck Dress ($15.80), the Topshop Faux Suede Tassel Clutch (Sold Out) and a pair of All Saint Sarris Thigh Boots (£209.00). She wore a bunch of jewelry , including the Chain Drape Coin Necklace ($30.00), a ring from the Eagle And Black Stone Ring Set ($22.00) and the Grey Resin Stone Ring Black (Sold Out) all from Topshop, and Black Pearl Skull Hoop Earrings (£15.00).

photo posted by Miley Cyrus on instagram

Miley Cyrus posted a few new instagram photos this morning wearing a Kigu Reindeer Onesie ($47.38).

photo posted by Tinashe on instagram

Tinashe wore a pair of Joyrich x Disney Mickey Mouse Paris Black Sweat Pants ($128.00, sold out) in a new instagram photo today.

Leigh Anne Pinnock at the beach in Barbados, December 20th, 2014 – photo: littlemix-news

Leigh Anne Pinnock visited the beach yesterday while on vacation in Barbados wearing a River Island Light Green Textured Bustier Bikini Top ($32.00) and the River Island Winston Bikini Brief ($11.37), a pair of Louis Vuitton Anemone Sunglasses ($685.00) and her Rolex Datejust II Oyster Steel and Yellow Gold Watch (not available online).

Zendaya arriving at LAX Airport, December 19th, 2014 – photo: Just Jared Jr.

Zendaya arrived at LAX Airport yesterday wearing her Grey Cake By The Pound Sweatshirt ($65.00) from Beyoncé’s merch store, a Topshop Ultimate MA1 Bomber Jacket ($110.00), sweatpants similar to these from Volcom ($35.00), a pair of Nike Dunk Sky Hi Sneakerboots ($180.00) and a basic black beanie similar to this from Forever 21 ($2.80).

Ariana Grande performing at A Very Grammy Christmas, November 18th, 2014 – photo: arianatoday

Ariana Grande performed at A Very Grammy Christmas last month wearing a Femme Cleopatra Two Piece ($179.00) and a pair of Giuseppe Zanotti Satin Platform Court Shoes ($895.00, White). You can get similar pumps from Amazon ($50.95+).

Iggy Azalea at the 2014 KISS FM Jingle Ball, December 18th, 2014 – photo: Just Jared

Iggy Azalea arrived at the 2014 KISS FM Jingle Ball yesterday wearing an Edna Top ($248.00) and the Beverly Pants ($298.00), both from Torn by Ronny Kobo, an MSGM Panelled Varsity Bomber Jacket ($684.19) and a pair of textured pumps similar to these by Sam Edelman ($34.99). You can get similar pants from Romwe ($24.67) and a similar top from Forever 21 ($7.80).

Jessie J at the 2014 KISS FM Jingle Ball, December 18th, 2014 – photo: Just Jared

Jessie J arrived at the KISS FM Jingle Ball yesterday wearing a Tyson Boucle Jacket ($750.00), a Zip-Front Skirt (not available online), and a pair of Flaire Suede Boots ($650.00), all from Acne. You can get the look for less with a skirt from ASOS ($47.38, pictured), boots from Topshop ($65.00) and a similar jacket from Topshop ($40.00).