It was an exciting week for celebrities, between star-studded premieres and Summer wedding  festivities. Selena Gomez  got to spend quality time with her newborn sister, Gracie, at an LA park, while Miley Cyrus  made a smiley NYC stop for a performance on Good Morning America. Brad Pitt  happily greeted fans during his World War Z press tour in Madrid, Spain, and Kate Moss  was an enthusiastic wedding guest at the nuptials of her personal assistant in London.
Plenty more fun went down with the stars this past week — click through for all the best snaps!
Angelina Jolie spoke to the United Nations Security Council  at the UN's New York headquarters concerning war-zone rape.
Channing Tatum joked with his costar Joey King  and his producing partner Reid Carolin at the afterparty of their White House Down premiere in NYC.
Prince William had a laugh with Prince Harry's ex-girlfriend Chelsy Davy at the royal wedding of pals Lady Melissa Percy and Thomas Van Straubenzee  in Northumberland, England.
Victoria Beckham launched her fashion line  at Lane Crawford in Beijing as one of her many stops during her China tour.
Selena Gomez spent quality time with her baby sister , Gracie Elliot, in LA.
Johnny Depp linked up with Tom Cruise  to honor their producer pal Jerry Bruckheimer during his Hollywood Walk of Fame star ceremony in Hollywood.
Kate Middleton covered her baby bump with a trench coat  for an antique-shopping outing in Hungerford, England.
Miley Cyrus showed off her legs in a pair of short shorts  and knee-high boots for a Good Morning America appearance in NYC.
Kate Moss attended the wedding  of her personal assistant, Fiona Young, in London with husband Jamie Hince by her side.
Tennessee is too cute! Reese held Tennessee on her hip  for a mother-son outing in LA.
Brad Pitt greeted fans in Madrid, Spain , after marking his biggest box office opening weekend ever with World War Z.
Sarah Jessica Parker , Matthew Broderick , and their son, James Wilkie, made an adorable trio  at the premiere of Charlie and the Chocolate Factory at London's Theatre Royal.