Heading into the final week of the regular season, the win kept the Yellow Jackets (16-6, 13-4) in first place, with Creekview only one game behind.
Sprayberry was held to only two hits in the game. Chavis had an RBI single in the bottom of the third, which gave the Yellow Jackets a 2-0 lead.
Sprayberry trailed 3-2 heading to the bottom of the seventh before walks to Michael Kennedy, Tucker Breen and Jordan McClure loaded the bases for Chavis.
Bobby Gauvreau pitched a complete game, scattering eight hits and striking out eight.
Harrison 3, South Cobb 0: Andrew Patrick threw a complete-game shutout to lift the Hoyas to the Region 4AAAAAA home win.
Patrick (5-3) didn’t give up a run or walk, while striking out five and allowing five hits.
Harrison (14-7, 7-6) pulled away late with Jason Cook delivering a sacrifice fly RBI in the fourth.
James Williams, who batted 2-for-3, had a two-run single in the sixth. Hunter Fortner was 1-for-2 with a double and a run scored.
Harrison will travel to South Cobb on Monday.
Hillgrove 9, Pebblebrook 2: Hillgrove belted out 10 hits and scored three runs in the fourth and sixth innings, en route the Region 4AAAAAA home win.
Carter Landreth was 2-for-3 with a two-run home run in the sixth. Tristan Delozier batted 3-for-4 with a triple and two RBIs, while John Devine was 2-for-3 with a double and an RBI.
Devin Bilardello had a double and sacrifice fly in the second inning. Alex Nuovo had a hit and added a sacrifice fly in the sixth.
Pebblebrook, which scored once in the second and fifth innings, will host Hillgrove on Monday.
North Cobb Christian 19, St. Francis 0 (4 inn.): The Eagles dominated the Region 6A road game, led by Canon Robinson’s big game.
Robinson drove in six runs with a pair of home runs among his three hits on the day.
Chris Sander had three RBIs with three hits, while Rabon Martin also drove in three. Reily Martin, Josh Schibi and Zach Cornell each had two RBIs.
Harrison finishes seventh: The Hoyas shot a final-round total of 303, marking their best day of the season, to finish seventh in the North Georgia High School Classic at Dahlonega’s Achasta Golf Club.
Harrison’s two-day total left it 28 shots behind tournament winner Gainesville.
Luke Schniederjans shot a final-round 74. He was the Hoyas’ top player, and his two-day total of 147 earned him a tie for 11th in the 113-player field.
Matt McMahon also shot 74 Saturday and was followed by Chad Barfield’s 77 and Nick Bell’s 78.
Harrison will return to the course Tuesday when it competes in the Region 4AAAAAA tournament at Brookstone Golf and Country Club.
Harrison 12, Alpharetta 7: Tied 4-all at halftime, Harrison began to pull away in the second half, en route to the non-area road victory.
The Hoyas (15-1) led 7-5 at the end of the third quarter and outscored the Raiders 5-2 in the fourth.
Luke Hatfield had a hat trick for Harrison. Zach Danneman had two goals and four assists, while Artie Lewis added two scores. Lucas Wittenberg contributed a goal and two assists, Seth Cowan chipped in a goal and an assist and three other players each had one goal.
Mitchell Barnes stopped 16 shots for Harrison, which will host Campbell on Tuesday.
Hillgrove 8, McEachern 0: Sydney A. Clark had a role in half the goals as the Lady Hawks won the Region 4AAAAAA home game.
Clark scored three goals and assisted on another. Mollie Williams, Sydney C. Clark and Rachel Palazzo each had a goal and an assist, while Mackenze Ramey and Nathale Montano had goals and Morgan Epps an assist.
Three goalkeepers combined on the shutout for Hillgrove (9-5-1, 6-2), which has wrapped up the region’s No. 3 seed and will host Lassiter on Tuesday in a postseason tuneup.