While Kelly Rowland was giving Beyonce a run for her money by bump and grinding energetically in Brixton, Tom Cruise was sightseeing at the Taj Mahal and Michelle Obama was reading to Kermit the Frog in Washington DC.
London was a-buzz with film premieres, award ceremonies and bar openings. Little Mix even took time out of their hectic X Factor schedule for a private gig ahead of the Saturday night competition.
Take a look at what celebs round the world have been up to this week: