Although a number of of names were absent from the Glo Health National Indoors, the event didn't lack for thrills.
In the women's 1500m, for instance, Claire Tarplee of DSD was in the lead when she stumbled and fell within sight of the line.
Newcastle's Kerry O'Flaherty seized the moment and raced on for a clear victory over Laura Crowe from Riocht and Tarplee who got to her feet and finished the race. It was a first ever national title for O'Flaherty.
Bundled out of the men's 400m was Timmy Crowe, with the race won by his Clonliffe clubmate Dara Kervick in a personal best 46.53 secs, enough to qualify him for the European Indoors in Prague next week. Also making the qualifying mark for Prague was long jumper Adam McMullan of Crusaders.
Marcus Lawler of St Lawrence O'Toole was beaten by Clonliffe's Keith Pike for the 60m title, but wen t on to win his specialist 200m.
One of the close races of the day was the women's 400m, won by Ballymena's Christine McMahon, who edged out Jenna Bromell of Emerald and DSD's Sinead Denny.
There were no surprises in the 800m, with Mark English and Ciara Everard making it a UCD double. Missing in action were Ciara Mageean and Ciaráin ó Lionáird, both deciding to call time on their indoor season.
Star of the day was Ferrybank's Kelly Proper who won the long jump, 60m and 200m, with her 23.27 secs in the 200m particularly impressive.