Barbie Older Sisters Room is an online game at 43g.Com. You can play Barbie Older Sisters Room in your browser for free.Barbie's older sister Cinderella never lets Barbie in her room. But today is Barbies lucky day Cinderella went out with her bffs and left the room unlocked! Help Barbie to finally sneak into Cinderellas room and find out what she is hiding. Just watch the clock, or you will be caught!