Nicole Scherzinger puts her feet up as she travels around London by Tube for the first time

Nicole Scherzinger has followed in the footsteps of Rihanna, Niall from One Direction and, quite frankly, a growing number of A List celebs by ditching the limo and catching a Tube around town.

Dressed in a hat and dark glasses, the singer and former X Factor judge seemed to travel around the Tube network completely unnoticed.

Nicole Scherzinger still has just over a week to go in the West End performing in the musical 'Cats'.

Read more: One Direction star Niall Horan travelled by Tube and no one seemed to notice