On Sunday, Nicole Richie and guest celebrated the up coming birth of her and boyfriend, Joel Madden’s baby with a Wizard of Oz themed baby shower! The party was hosted by her mother, Brenda, her sister, Sophia, and her long time pals,  Paris Hilton and Masha Gordon.

The guest were all greeted by life sized characters from the movie including, Dorothy, the scarecrow, the tin man, the lion and the Wicked Witch of the West!

“The shower was really cute,” Hilton told Us. “We had a Wizard of Oz cake.”

Some of the guest included DJ Samantha Ronson, Joel’s brother Benji’s fiance, Sophie Monk and Lauren Conrad. All guest were treated to “little burgers and pasta” according to Hilton.

“The shower was great,” Conrad told Us. “It was really cute.”