A diverse array of topics dominated discussions on Facebook in Ireland during 2017. “Every day, people turn to Facebook to connect with friends, family and the wider community to talk about important moments, support each other in times of crisis and get together,” said Gareth Lambe, head of Facebook Ireland. The top videos of 2017 on FacebookConor McGregor “The Notorious” – Mayweather vs McGregorMayweather ? vs ❤️ McGregor! #Dublin Posted by Riverdance on Thursday, July 21, 2016Flowers, balloons and toys on St Ann’s Square in Manchester, a tribute to the victims of the Manchester Arena attack.