Expatriates and tourists from overseas and within the country have flown to Wewak for this special occasion.
Sir Michael turns 80 today.
He is the longest serving Member of Parliament in the Commonwealth nations.
Currently Sir Michael is the Governor for East Sepik Province.
The main birthday celebration will be tonight with fireworks and traditional singings and other activities.
Speculations have been going around that Sir Michael will also officially announce his retirement and announce a predecessor.