On March 26, 2016 at 10:30 am, Michelle Shi, Sophie Shi, Jessica Li, and Michelle Lai participate in community service for senior citizens in Carmel Mountain Rehab at 11895 Avenue of Industry, San Diego, CA 92128.  Each of them practised the physical exercise with a senior citizen by throwing and catching the balls.  In addition, the kids performed dancing and playing piano.  Sophie Shi played "Caprice Ala Carte" piano piece，Michelle Shi performed a Mongolia-style folk dance "马背少女“，Jessica Li performed "人间四月天”,  and Michelle Lai performed "鸿雁” and“花木兰"。 Senior citizens had a great time playing with them and watching their performances. They h...