Bingle bell bingle bell

On Dec 25th, 2008, Oliver was only 2 months old;

On Dec 25th, 2009, Oliver was 14 months old and started to know how to open the presents;

On Dec this year, Oliver is 26 months old and already knew how to help mummy decorate the christmas tree!

While helping mummy, Oliver sing "bingle bell bingle bell...lalala...ei ya ei ya o...happy birthday to you, happy birthday to you..."