3.17pm: Prime Minister John Key has now left Katikati, and a large angry group of protesters, with a big smile on his face.
National MP for Coromandel Scott Simpson organised the Katikati meeting, held this afternoon in the town hall.
About 100 protesters yelled abuse at Mr Key when he arrived and when he left.
However, Mr Key still display a large smile as his car drove away, a reporter at the scene said.
Mr Simpson said Mr Key discussed current issues such as the potential flag change, Trans Pacific Partnership and midwives case inside the meeting.