Elena Grinenko First Zumba class at LA Ballroom Studio br Elena Grinenko participating in our first Zumba class at LA Ballroom Studio. Come and join us: Saturday mornings at 10am br LA Ballroom Studio br 14261 Ventura Blvd. br Sherman Oaks, California 91423 br (818) 501-7498 br www.LABallroomStudio.com br Laballroomstudio@gmail.