Who else could play a princess who's really a superhero but the beautiful Barbie? The Mattel heroine stars in another animated adventure, this time portraying modern-day royal Kara, who fights injustice in the guise of her alter ego Super Sparkle! Kara faces the challenge of her life when a jealous cousin assumes the persona of Dark Sparkle, but an even greater threat to the kingdom soon unites the powerful rivals. 74 min. Widescreen (Enhanced); Soundtracks: English Dolby Digital 5.1, French Dolby Digital 5.1, Portuguese Dolby Digital 5.1, Spanish Dolby Digital 5.1; Subtitles: English (SDH), French, Spanish; bonus webisode "Barbie: Life in the Dreamhouse"; music videos; outtakes.