How do you unlock bonnie's house in Toy Story 3 ps3?

To unlock Bonnie's house in Toy Story 3 for PS3, you need to complete the game's story mode until you reach the "Bonnie's Playroom" level. After finishing the main storyline, you can access Bonnie's house by selecting the "Toy Box" mode from the main menu. In Toy Box mode, you can then explore and complete various missions in Bonnie's house to fully unlock and enjoy its features.