The definitive guide to Taylor's inner circle:

1: Martha Hunt

Age: 26

Occupation: Supermodel

Joined Taylor’s squad: 2013 – Martha and Taylor’s friendship has flourished since early 2014, but the pair first met at a Victoria’s Secret show.

Best known for: Being a Victoria’s Secret Angel.

2: Hailee Steinfeld

Age: 18

Occupation: Actress

Joined Taylor’s squad: 2015

Best known for: Her breakout role in 2010’s True Grit catapulted her to stardom.

3: Cara Delevingne

Age: 23

Occupation: Supermodel/Actress

Joined Taylor’s squad: 2014 – Cara solidified her place in Swift’s inner circle in the Bad Blood video.

Best known for: Cara has modelled forever major brand in the world and brought the ‘super’ back into modelling. She’s now ditched the catwalk for acting.

4: Selena Gomez

Age: 23

Occupation: Actress

Joined Taylor’s squad: 2009 – Selena is Taylor’s oldest celebrity friend having first met at an awards show in 2009 and staying close since.

Best known for: She rose to fame on Disney’s Wizards of Waverly Place and she is currently trying to ditch her child star reputation to be taken more seriously as an actress.

5: Serayah McNeill

Age: 20

Occupation: Actress

Joined Taylor’s squad: 2015 – Serayah is the newest addition to Taylor’s girl squad.

Best known for: Her recurring role as Tiana on Empire.

6: Lily Aldridge

Age: 19

Occupation: Supermodel

Joined Taylor’s squad: 2014 – Taylor met Lily first in 2013 at the VS Fashion Show and Lily has joined her for many major milestone moments since then. 

Best known for: Lily has been a Victoria’s Secret Angel for the last six years.

7: Gigi Hadid

Age: 20

Occupation: Supermodel

Joined Taylor’s squad: 2014 – The pair met last year and became fast friends.

Best known for: Gigi has become fashion’s unofficial ‘It girl’ with campaigns for Guess, spreads in Sports Illustrated’s Swimsuit Issue and four international  Vogue covers last year alone. She’s also dating Taylor’s ex Joe Jonas.

8: Karlie Kloss

Age: 23

Occupation: Supermodel

Joined Taylor’s squad: 2013 – The pair met when Taylor performed at the Victoria’s Secret Fashion Show for the first time.

Best known for: Being a Victoria’s Secret Angel before hanging up her wings last year to pursue her studies at New York University. 

9: Mariska Hargitay

Age: 51

Occupation: Actress

Joined Taylor’s squad: 2015 when Mariska was asked to appear in Taylor’s Bad Blood music video.

Best known for: Playing Detective Olivia Benson on Law & Order: Special Victims Unit since 1999  - a character Taylor loves so much, she named her cat after it.