31 on the 31st?

Question

my brother in law is going to be 31 on the 31st of dec. kind of cool in our family when your age is the same as your day. we are trying to think of what there are 31 of so we can give it to him...

Answer 1

31 pieces of his favorite candy !!
31 Hit songs from the year he was born !!
31 Coins with the year he was born !!
Most of all,,,,,,,Sing Happy Birthday 31 Times !!

Answer 2

well, obviously 31 candles on the cake. maybe 31 dollars of a gift certificate...