The role of Natalie Keener was written with Anna Kendrick in mind, after Jason Reitman saw her in Rocket Science (2007). See more

Goofs

When Ryan takes a photo of Jim and Julie's cutout outside the Luxor pyramid in Las Vegas, the text and images are digitally removed from a billboard for the live " Criss Angel : BeLIEve" show that is in the shot. However, when Ryan later posts this photo up on the giant map at the rehearsal dinner, the text and images are clearly visible on the billboard. See more