Related: Blake Lively Pokes Fun at Her All-Denim Outfit: ‘You Say Canadian Prom Dress, I Say It’s Britney’ Lively has been actively promoting the movie — based on the Colleen Hoover book ...

Blake Lively paid a special homage to her husband ... Re-posting paparazzi photos on Instagram, she captioned the photo: "You say Canadian Prom Dress, I say It’s Britney [expletive]", clearly ...