St Kitts' Antoine Adams stole the spotlight at the 2013 Southern Games when he accelerated past his rivals to clinch the men's invitational 100 metres in a time of 10.62 seconds.
Shakeim Greaves of Barbados was quickest out of the blocks with Trinidad and Tobago's Moriba Morain reeling him in with every stride, but Adams would find another gear to collar the front two in the dying stage.
Morain returned 11.65 for second place while Greaves held third in 10.70.
In the women's invitational 100m USA's Shayla Mahan retained the title she won last year when she burst clear mid-race to win unchallenged in 11.60 seconds.
T&T's Lisa Wickham produces a late burst to grab second from a fading Ayanna Hutchinson. Wickham stopped the clock at 11.93, while Hutchinson was third in 12.07 seconds.
UTT's Le Sean Noel captured the men's 100 metres from Raymond Campbell of Point Fortin Civic Centre and Jesse Berkley of Simplex. Noel led all the way to come home in 10.87 seconds, while Campbell returned in 10.92 and Berkley, 10.95.
And Simplex's Kamaria Durant captured the women's version in 11.78 seconds. Durant outpaced her rivals early to record a facile victory from Aaliyah Telesford of Point Fortin New Jets (12.12) and Petrotrin Point-a-Pierre's Kayelle Clarke (12.38).
Kenya's Silas Kisorio showcased his country's strength at distance running when he was a comfortable winner of the men's 1,500 metres event. Kisorio positioned himself in mid-pack during the first two laps before he gradually began to go past his rivals one by one.
He hit the front at the bell and quickly pulled away to come home easing down from a battling Thomas Coughier of Canada and the USA's Rob Novak.
Kisorio covered the distance in four minutes, 01:27 seconds with Coughier in 4:01:70 and Novak, 4.05:17.
Tonya Nero of Athletic Central turned the women's 1,500 metres into a procession en route to a commanding victory. Nero took control from the gun to romp home unchallenged in four minutes, 50:31 seconds.
Memphis Pioneers' Dawnell Collymore was a distance second in 5.01:17 with Elia Nero of Neon Trackers third in 5.29:52.
Away from the track, Andre Andrews won the men's javelin with a throw of 55.72 metres. Precious George of Warriors had to settle for second with a best effort of 52.88m, with third going to Toco Tafac's Damien Murray who threw the spear 51.61m.
Portious Warren won the women's shot put event from Petrotrin Palo Seco pair of Gwendolyn Smith and Geraldine George. The Toco Tafac athlete threw the ball 12.67 metres to triumph as Smith and George threw distances of 12.53m and 12.05m, respectively.
And Jamaica's Marloe Rodman continued where he left off on Thursday when he won the 1,500 metres cycling event for international rider in a time of two minutes, 11:44 seconds.
Rodman, who had a victory and a second place finish on Thursday, repelled the challenges of T&T's Varun Maharajh and Zak Kovalik of the USA, who finished in that order.
America recorded a one-two in the 500 metres final when David Espinoza prevailed from Stephane Cossette with Rodman in third.
At press time Rodman, Cossette, Espinoza and T&T's Haseem McLean won their match sprint quarter-final matchups to progress to today's semi-final.