Sophia Grace
Inspired by her two favorite British girls, Ellen and her co-hosts recreated the moment Sophia Grace and Rosie met their idol, Nicki Minaj.
Dr. Phil
Taking a break from her own show, Ellen decided to take a leap into the world of psychology and familial disputes.
Scarlett O'Hara
Ellen was Gone With the Wind in this petticoat dress inspired by Vivien Leigh's iconic character.
Sofia Vergara
Ellen made the real deal laugh about her wardrobe malfunction at the 2012 Emmys.
Sia
Wig firmly in place, Ellen was joined by Heidi Klum, who had the moves as Sia's dance muse Maddie Zeigler.
Karla Kardashian
Joined here by Ariana Grande, Ellen introduced the newest member of the Kardashian family with a bold-patterned top and some major cleavage.
NEXT GALLERY: Today Show Hosts' Halloween Costumes Through the Years

