In New York, Chris Noth was seen grabbing a coffee, Katie Holmes was all smiles despite the cancellation of her Broadway show and Jessica Chastain was seen at the stage door of the Walter Kerr Theater ahead of her performance in The Heiress.
Elsewhere, Rihanna and Chris Brown were seen leaving the Staples Centre together after watching the LA Lakers defeat the New York Knicks. The pair left the match hand in hand surrounded by their entourage.
Earlier in the week celebrities including Beyoncé, Jay-Z and will.i.am stepped out to do some last-minute Christmas shopping, whilst Harrison Ford helped with the Los Angeles Mission for the homeless and Fearne Cotton left the Radio 1 studios to begin her maternity leave.
See all of this week's pictures in our gallery below: