Trivia / Isn't It Romantic

• Actor-Shared Background: Natalie and Josh are best friends. Their actors— Rebel Wilson and Adam Devine— are very close friends in real life.
• The Cast Showoff: Rebel Wilson, Adam Devine and Priyanka Chopra get to demonstrate their singing and dancing skills in the karaoke bar scene.
• Fake American: Blake in the real world is played by Liam Hemsworth putting on an American accent. However, in Natalie's dream romcom world, Blake has Liam's natural Australian accent.
• Harpo Does Something Funny: A lot of improv occurred between Rebel Wilson and Adam Devine.
• Life Imitates Art: Priyanka Chopra's character dating a younger man and getting engaged quickly happened to her in 2018 with Nick Jonas.
• Production Posse: This is the second film of Adam Devine and director Todd Strauss-Schulson after The Final Girls.
• Similarly Named Works: Isn't It Romantic is also the name of a 1948 film mostly remembered for having received the worlds shortest review: "No."
• Those Two Actors:
  • This film marks the fourth collaboration of Rebel Wilson and Adam Devine after Workaholics, Pitch Perfect and Pitch Perfect 2. This is also the fourth time that Wilson and Devine play love interests.
  • This is also the second collaboration of Devine and Liam Hemsworth after Workaholics.