Can't-Miss Celebrity Pics!
Madonna, Kanye West, and Riccardo Tisci joined the ranks of celebrities who have delivered surprising selfies on Thursday. The music superstars and fashion designer couldn't help but snap a picture when they linked up at Alicia Keys's event for Keep a Child Alive in NYC. In other interesting moments, Beyoncé was all smiles before she channelled Janet Jackson for Halloween, Ariana Grande made a rare casual outing, and Maggie Gyllenhaal and Ewan McGregor got adorable on the red carpet. Keep reading to see all that and more of the best celebrity pictures this week, and then come back later to see how your favorite stars celebrate Halloween over weekend!