Gwyneth Paltrow takes time out for hair maintenance and Kate Hudson lines up the martinis with her girlfriends.

From throwbacks to shoe snaps: this week's best A-List Instagram posts

Emma Roberts cools off after a spin class

...and admires her childhood style

Cheryl snaps a selfie on her way to work

...and shows off her leopard print heels

Reese Witherspoon throws it back to her first time at the Oscars

Lady Gaga shows her support for Kesha

Adele shares a behind-the-scenes pic from her BRITS preparation

Karlie Kloss eats her way through Milan Fashion Week

Alexa Chung shows off her Milan Fashion Week look

... and tucks into some tasty treats at dinner

Naomi Campbell parties with Nicole Richie

Madonna continues to carve-out time to visit local charities while on tour

...before preparing for her show

Fearne Cotton rocks vintage YSL

Mindy Kaling dresses for spring as Mindy Lahiri

Ellie Goulding hangs out with James Bay, Lorde and Karlie Kloss

Geri Halliwell cosies up to fellow red-head Jess Glynne

Baby and Ginger Spice reunite

Cheryl parties with Nick Grimshaw

Ella Eyre shows off her bling for the BRITS

Fleur East poses with Simon Cowell at the BRITS

Jourdan Dunn shows off her spectacular dress

...and takes a selfie on set with her son

Fearne Cotton reveals her post-BRITS look

Emily Ratajkowski enjoys her morning brew

Charli XCX sits down to dinner

Gwyneth Paltrow tucks into a feast

Mindy Kaling shares her getting ready look

Rosie Huntington-Whiteley strikes a pose with Naomi Campbell at London Fashion Week

Liv Tyler parties with Stella McCartney

...and poses with a statue

Reese Witherspoon enjoys a seaside drink with her momma

Emily Ratajkowski calls it a night

Lena Dunham's on-screen life mirrors her real one

Lupita Nyong'o debuts on broadway

Karlie Kloss, Liv Tyler, Stella McCartney and Ellie Goulding pose for a pic

...while Karlie Kloss and Ellie Goulding lark around

Jourdan Dunn takes a bathroom selfie

Chrissy Teigen tucks in to a taco

Alexa Chung is a work of art

Destiny's Child reunite at Kelly Rowland's birthday bash

Ella Eyre celebrates the end of London Fashion Week

Kim Kardashian shares a pic of a sleeping Saint West

Gigi Hadid shares her bedhead look

Drew Barrymore celebrates her birthday with a big smile

Madonna makes new friends in the Philippines

Allison Williams reveals she's two-faced

Liv Tyler throws it back to the 90s

Emily Ratajkowski shares her morning coffee run look

Suki Waterhouse is pretty in pink

Naomi Campbell poses in camo

Karlie Kloss dazzles at work

Blake Lively takes a family trip to Columbia University

Chrissy Tiegen prepares her pup for a portrait

Kate Hudson hits the tiles

Gwyneth Paltrow reveals her wild Friday night plans

Taylor swift pays tribute to a childhood friend

...as she was maid of honour at her wedding

Naomi Campbell wishes Cindy Crawford a happy birthday

Kim Kardashian grabs some family time

...while shopping proves to be too much for Kanye and North West

Ellie Goulding reveals her fear of flying

Blake Lively shows off her design skills

Lena Dunham has a Carrie Bradshaw moment

Jourdan Dunn shows off her glam look for the Topshop Unique show

...and still looks flawless after a mad dash to the airport

Karlie Kloss squeezes in a business meeting at London Fashion Week

...and finds time to pose with fellow model Lara Stone

Mindy Kaling gets her groom on

Brie Larson enjoys the local cuisine in Vietnam

...before getting to grips with the fashion

This week's best A-List Instagram posts