Twenty-four months of Oliver

Zero months:

One month:

Two months:

Three months:

Four months:

Five months:

Six months:

Seven months:

Eight months:

Nine months:

Ten months:

Eleven months:

One year!

Thirteen months: 

Fourteen months:

Fifteen months:

Sixteen months:

Seventeen months:

Eighteen months:

Nineteen months:

Twenty months:

Twenty-one months:

Twenty-two months:

Twenty-three months:

Two years!