Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi Hadid's 27th Birthday Party!: Photo 4748306 Antoni Porowski, Anwar Hadid, Bella Hadid, Blake Lively, Emily Ratajkowski, Gigi Hadid, Helena Christensen

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi

Blake Lively, Emily Ratajkowski, & More Stars Step Out for Gigi