Just as kjpop reported a couple of days ago, girl groups Brown Eyed Girls & Kara collaborated for a special joint stage. Performing a medley of their old hits, "How Come" (Brown Eyed Girls) and "Honey" (Kara), the nine ladies lit up the KBS Music Bank stage. Check them out. Video Credit: CodeMonmonSeason2 The dance break was unexpected, but most pleasing, as was the rare opportunity to see two different girl groups perform concurrently. Though, it was rather surreal to see "How Come" and "Honey", songs promoted in bright and colorful atmospheres, performed in tight black outfits by nine females oozing sensuality. Just compare the performance above with the performances below: Video Credit: angelfurious023 Video Credit: hsiungmiki Matured, grown up, sexed up - however you want to define it, these girls have definitely transformed from the bright cutesy concepts shown earlier in their careers. Both also performed their own singles - Kara with "Wanna": Video Credit: CodeMonmonSeason2 and Brown Eyed Girls with "Abracadabra". Video Credit: CodeMonmonSeason2