Ballybrittas is a village that exists because of the M7 motorway. Dublin workers live here. The rhythm is the morning commute north and the evening return south.
It is not a destination. It is a working village where people sleep between Dublin days. That is honest and that is enough.
None of these are themed Irish pubs, because they don't need to be. A few that earn the trip:
Main pub. Busy weekends, quiet weekdays.
North Laois on the M7/N7 corridor toward Dublin. About 20 km north of Portlaoise.
Bus Éireann Dublin–Portlaoise services stop nearby. Check timetables.