Bratz - Girlz Really Rock (ナイトメアブラッツ！！ガールズ・リアリー・ロック, USA, En,Fr) is a Nintendo DS game developed by THQ. It is based on the popular Bratz dolls and cartoon series of the same name. The game focuses on the girls' lives as they prepare for a big music festival. Players have to help the Bratz girls choose the best outfits, create the perfect dance moves, rehearse the songs, and prepare the stage. The game also includes mini-games such as karaoke and a freestyle dance contest. Players can customize their own characters, create their own music videos, and even take photos. With a wide range of customization options, Bratz - Girlz Really Rock provides hours of entertainment for girls of all ages.