couples! 💫 on Instagram: "Boo is too adorable 🥺 When Mary Gibbs was cast as Boo in Monsters, Inc., she was only a toddler — so instead of scripted lines, Pixar recorded her playtime. The crew tracked her around the studio with a mic, capturing her babbles, cries, and giggles, then edited those spontaneous moments into the film’s final dialogue.  Her father, Pixar’s Rob Gibbs, was part of the production, which helped make the set a familiar place. With encouragement and playful prompts, those