Britney Spears brought Nicole Richie on stage during her concert at Las Vegas' Planet Hollywood on Tuesday night. She dragged her around the stage during her song “Freak Show.”

The self-profsesed Spears superfan took to Instagram to document her night at the concert. She used the hashtag “#goodbye” in almost all of them.



Spears took to Twitter to call out Richie for helping her out on stage.

Richie also needed to pinch herself when Spears thanked her for dancing with her. She tweeted:

According to Us Weekly, Spears does the same bit during “Freak Show” during each show in her residency. Other celebrities to get pulled up on stage are Lance Bass, Extra co-host Mario Lopez and even Spears’ boyfriend, David Lucado.

Spears kicked off her residency in late December, showcasing all the hits that have made her pop icon. She also performs new hits from her latest album Britney Jean. Fellow pop stars Selena Gomez, Miley Cyrus, and Katy Perry all attended her first show.

image: NBC