Auburn fought back to tie the game at 54 on a DeWayne Reed three with 19.3 seconds remaining after the game's leading scorer, Jeremy Wise, was only able to hit one of two free throws with 26.5 seconds remaining to give the Golden Eagles a 54-51 advantage.
Lebo's Tigers, who drop to 10-5 on the season with the loss, turned the ball over 22 times. They were only able to hit 9-18 shots from the free throw line and also only hit 5 of 17 shots from behind the three-point line.
The Golden Eagles were not any better statistically hitting only 3-13 from behind the arc, going 9-19 from the charity stripe and both teams shot a cool 43 percent from the field, however, Wise, the talented freshman guard, who led all scorers with 22 points, was a big difference for the Eagles all night.
Reed and Frank Tolbert led the Tigers in scoring with 11 points each, while Korvotney Barber added nine and Quantez Robertson chipped in six. Quan Prowell, who came into the game averaging a team leading 15-points per game only scored five, but added nine rebounds to lead the Tigers.
DeWayne Reed hit a three-point shot with under 20 seconds to tie the game for the Tigers.
Behind Wise, Beasley scored 11 for the Golden Eagles, including the game winning basket, and 6-6 freshman Sai'Quon Stone added seven points and six boards.
The Golden Eagles led the Tigers 24-22 at the half in a game that was as sloppy early by both teams as it was late.
Southern Mississippi's largest lead was 37-29 with 13:53 remaining. However, the Tigers fought back to tie things up at 40 on a Prowell three with 9:54 remaining.
The Tigers, who had won four of their last five heading into the game, will head home to open Southeastern Conference play against Vanderbilt on Saturday. Tipoff is scheduled for 5:30 Central and the game can be seen on Fox Sports Net.