Child Development By banwvd Mar 2, 1988 Happy Birthday! I was born in St. Louis, MO at 3:40 pm. I weighed 3 pounds, 8 ounces and was 2 months premature. Jul 2, 1988 4 months I was sitting up and weighed 10 pounds! Nov 2, 1988 8 months I weighed 14-23 pounds I look for familiar voices and sounds I respond to my own name