You are 20 years old if you were born on December 8, 2003.
You are 20 years 4 months, 2 weeks, and 1 day old or 244 months old or 1,063 weeks old or 7,442 days old or 178,608 hours old or 10,716,480 minutes old or 642,988,800 seconds old You were born on a Monday.