Sixth-seeded Kelly knocked off No. 3 Bloomfield 81-66 to advance to the semifinals tomorrow.
Other first round games went as seeded: top-seeded Charleston defeated No. 8 St. Vincent 79-54; second-seeded Scott City beat No. 7 Clearwater 87-63; and fourth-seeded Woodland beat No. 5 East Prairie 52-49.
In Kelly's win, the Hawks trailed 19-15 after one quarter but took control from there.
Kelly (12-13) scored 26 points in the second quarter to open up a 41-38 halftime lead. The Hawks extended the lead to 60-50 heading into the fourth quarter where they put the game away convincingly.
The Hawks had five players in double figures led by Kendal Deason's 17 points. Chris Romas had 15, Kent Deason had 14, Josh Jones had 13 and Michael Glastetter added 10 points.
Kelly also shot a sizzling 18-of-21 from the free throw line.
Bloomfield was led by Tim Perry with 18 points and Jordan Sandage with 17 points. Grant Jones added 11 points.
Kelly will play rival Scott City tomorrow at 7:30 p.m.
The top-seeded Bluejays buried 12 3-pointers to coast to the first round victory.
Joshua Strayhorn had five first half 3-pointers to lead the way with 23 points.
Charleston (22-3) led 17-11 after one quarter and 41-28 at the half.
St. Vincent stayed within striking distance, trailing just 53-42 heading into the fourth quarter, but the Bluejays put the game away for good with a 26-12 advantage.
Ashton Farmer had 11 points and Shawn Sherrell scored all 10 of his points in the fourth quarter.
St. Vincent was led by Alex Armbruster with 15 points.
Charleston will play Woodland tomorrow at 6 p.m.
East Prairie's big second half rally came up short as their season ends at 8-14.
Woodland led 18-5 after one quarter and appeared to be on cruise control as they still led 28-16 at the half.
But East Prairie heated up from the field as they closed the gap to 36-31 heading into the fourth quarter, but the Eagles couldn't overtake the Cardinals.
East Prairie got 18 points out of Preston Shoemaker and 14 out of Jordan Sanders but saw no other players reach double figures.
Woodland was led by Travis Benfield's 17 points. Cody McCraw chipped in 11 points.
The Rams put together the most impressive offensive performance of the day as they connected on 14 3-pointers to rout Clearwater.
Mark Dannenmueller and Jeremy Schlosser each hit six 3-pointers on the day.
Dannemueller had a game-high 36 points while Schlosser had 22 points.
Mark Johnston added 10 points.
Clearwater was led by Jake Eaton's 20 points.
Scott City led 28-15 after one quarter and 55-30 at the half.
On the girls side of bracket, second-seeded Kelly blew past No. 7 East Prairie 58-6; No. 5 Woodland upset fourth-seeded Scott City 60-56; and sixth-seeded St. Vincent upset No. 3 Clearwater 39-30.
In a stellar defensive outing, Kelly limited East Prairie to just three field goals the entire night.
The Lady Hawks led 22-2 after one quarter and 39-4 at the half. They extended the lead to 52-6 heading into the fourth quarter where the mercy rule kept the clock moving.
Kelly was led by Mindy Robert's 14 points. Monica Senciboy had 11 points.
Kelly will play St. Vincent tonight at 7:30.
In a mild upset, Woodland came from behind to defeat Scott City.
The Lady Cardinals got 24 points out of Cortney Glastetter in the win.
Elisha Glastetter added 14 points.
Scott City was led by Amanda Raines with 17 points and Christy Laxton with 13 points.
In the shocker of the day, St. Vincent rallied to defeat Clearwater in the first round.
The Lady Indians will play top-seeded Charleston tonight at 6 p.m.
St. Vincent trailed 10-5 after one quarter but took charge after that, leading 18-15 at the half and 32-26 heading into the fourth.