Nikki

Nikki is a main character in Barbie: Life in the Dreamhouse. She lives in The House of Nikki and is the best friend of Teresa and Barbie.

Description
Smart, sassy, and totally fun to be around, Nikki is a “what you see is what you get” kind of girl. For her, no adventure is too crazy. To her friends she’s a softy, but if someone crosses one of her dolls, they’ll discover a dose of her wicked wit. And as everyone knows from her in-the-know vlog, she has her finger on the pulse of what is trending right this second.

Relationships
Barbie, Teresa - Best Friends

Midge - Close Friend

Raquelle - Frenemy

Ryan - Enemy

Skipper - Rival

Stacie - Unknown

Chelsea - Unknown

Ken - Friend

Trivia

 * It's revealed in Let's Make A Doll that Nikki knows the year Barbie was first made, 1959. She also knows that her parents' names are George and Martha Roberts.
 * Nikki knows that Barbie went to school for eleven years to become a doctor.
 * Nikki is more aware of Raquelle's scheming against Barbie than Barbie herself is, as shown in "Party Foul".
 * Nikki can change clothes as fast as Barbie can, as revealed in "Party Foul".
 * Nikki can sing opera well as revealed in The Telethon.