The production spent four days filming in Paris and two weeks filming in Monaco. The rest of the filming took place in Hungary, with Budapest doubling for Paris and Monte Carlo. Raleigh Studios Budapest was used to substitute for Monte Carlo's Hotel de Paris for the filming.
Leighton Meester's character refers to The Sisterhood of the Traveling Pants (2005) at one point. One of her best friends and Gossip Girl (2007) co-star Blake Lively, plays one of the lead characters in this movie.