Mooreville, ranked fifth by the Journal, eventually scored a rare win, 65-60, over the No. 4 Bulldogs.
Austin Timms hit a go-ahead 3-pointer in overtime and Mooreville hit 5 of 8 free throws in the extra period.
Timms, a senior, saw his Troopers beat Aberdeen for the first time in his career.
Mooreville (23-3, 4-0) took its first lead of the game on Kelton Kingsley’s 3 with 3:33 left in regulation.
“We’ve been at Aberdeen the past past couple years,” Timms said. (Those two 3s) were big. He hit that one. It was real big for our confidence.”
Mooreville takes the division lead with one game to play.
Aberdeen (16-6, 3-1) led by as many as 15 in the third on Ken McCoy’s 3-pointer to open the second half.
“We’ve still got to play them again probably in the division tournament,” Mooreville coach Jeff Tally said. “We’ve still got a tough road ahead.”
Aberdeen missed two 3-pointers that would have tied the game and Mooreville’s Devon Bartlett hit a pair of free throws to seal it.
Brandon Moore scored 14 points for the Troopers. Timms had 13 and Kelsey Scott 12.
Aberdeen got 14 from Marcus Carrouthers and 13 from McCoy.
“They took it to us. We squandered our chances, but taking nothing away from them, they did what they had to do,” said Aberdeen coach Roy Hazzle.
(G) Mooreville 63, Aberdeen 37: Aberdeen kept it close in the first quarter but Mooreville pulled away in the second. Tiana Allen had eight of her 15 points in the quarter. Mooreville also got a game-high 18 from Megan Edmonds and 12 from Savannah Webb.