Ridgeland-Hardeeville picked up its second consecutive win with a 33-25 home victory over Hilton Head High on Friday.
Jertaveon Smalls scored all five touchdowns for the Jaguars, who trailed 10-7 at halftime.
RHHS (4-6) opens the Class 3A playoffs at top-ranked Dillon next week. The Seahawks (4-6) have lost five straight but hope to earn an at-large berth in the Class 4A playoffs.