Celebrity photos of the week: Drew Barrymore's puppy pileup, Robert Downey Jr.'s award and more

Leading ladies Patricia Clarkson, Katie Holmes and Olivia Wilde shine at the Through Her Lens: The Tribeca Chanel Women's Filmmaker Program luncheon in New York.
Photo: © Getty Images

Madonna rocks out with Montreal's DJ Lunice at the after-party for her Rebel Heart Tour stop in Las Vegas.
Photo: © Getty Images

Alyson Hannigan and her adorable daughter Keeva make a perfect pair at the Elizabeth Glaser Pediatric AIDS Foundation 26th Annual A Time For Heroes Family Festival.
Photo: © Getty Images

'Our Brand is Crisis' co-stars Sandra Bullock and Billy Bob Thornton strike a pose at the film's premiere in Los Angeles.
Photo: © Getty Images

Drew Barrymore gets some puppy love during a visit to the 'Tonight Show Starring Jimmy Fallon.'
Photo: © Getty Images