Little Bites of Heaven: Why does Mommy think these silly things are so funny?

Addison's stats

Birth (11/27/07) - 3lb. 6oz. and 16.5 inches
2 months - 7lb. 10oz. and 19 inches (<5% for both)
4 months - 12lb. 1oz. (20%) and 23 3/4 inches (25%)
5 months - 14lb. 2oz.
6 months - 16lb. 6oz. and 25 3/4 inches (50% for both)
9 months - 21lb. 4oz. (75%) and 27 inches (45%)
1 year - 22 lbs. and 29 1/2 inches (70% for both)
15 months - 22lb. 8 oz. (55%) and 30 1/4 inches (45%)
16 months - 23lb. 2 oz. and 31 inches
18 months - 22lb. 5oz. (30%) and 31 1/2 inches (45%)
2 years - 25 1/2lb. (45%) and 33 3/4 inches (50%)
3 years - 29lb. (30%) and 37 1/2 inches (60%)