Allen scores 21, Florida downs No. 13 LSU, 82-77

LSU forward Naz Reid (0) shoots over Florida guard Andrew Nembhard (2) during the first half of an NCAA college basketball game Wednesday, Feb. 20, 2019, in Baton Rouge, La. (AP Photo/Bill Feig)

LSU coach Will Wade shouts instructions to his players during the first half of an NCAA college basketball game against Florida on Wednesday, Feb. 20, 2019, in Baton Rouge, La. (AP Photo/Bill Feig)

Florida coach Mike White shouts instructions to his players during the first half of an NCAA college basketball game against LSU on Wednesday, Feb. 20, 2019, in Baton Rouge, La. (AP Photo/Bill Feig)

Florida center Kevarrius Hayes (13) dunks in front of LSU forwards Naz Reid (0) and Kavell Bigby-Williams (11) during the first half of an NCAA college basketball game Wednesday, Feb. 20, 2019, in Baton Rouge, La. (AP Photo/Bill Feig)

LSU forward Darius Days (22) dunks in front of Florida forward Dontay Bassett (21) during the first half of an NCAA college basketball game Wednesday, Feb. 20, 2019, in Baton Rouge, La. (AP Photo/Bill Feig)

LSU forward Kavell Bigby-Williams (11) blocks the shot of Florida forward Dontay Bassett (21) as LSU forward Darius Days (22) watches during the first half of an NCAA college basketball game Wednesday, Feb. 20, 2019, in Baton Rouge, La. (AP Photo/Bill Feig)

LSU guard Skylar Mays (4), Florida guard KeVaughn Allen (5) and LSU guard Tremont Waters (3) chase the ball in overtime of an NCAA college basketball game Wednesday, Feb. 20, 2019, in Baton Rouge, La. Florida won 82-77. (AP Photo/Bill Feig)

Florida guard KeVaughn Allen (5) shoots over LSU forward Kavell Bigby-Williams (11) in overtime of an NCAA college basketball game Wednesday, Feb. 20, 2019, in Baton Rouge, La. Florida won 82-77. (AP Photo/Bill Feig)

Florida guard Jalen Hudson, left, and LSU forward Kavell Bigby-Williams, right, compete for a loose ball during the first half of an NCAA college basketball game Wednesday, Feb. 20, 2019, in Baton Rouge, La. (AP Photo/Bill Feig)