In the first overtime, Cornelius Middleton put Gratz (3-0 overall and league) ahead on a 10-yard scoring run. Cornish found Steven Johnson for the two-point conversion and a 16-8 lead.
Overbrook (1-2, 1-2) had an answer. Marice Tillman ran one in from 10 yards out and Ronald Riddick tied it at 16 on a two-point conversion run.
In other Public AAA action, Bartram's Elijah Clark ran for a touchdown and threw for another in a 28-12 victory over Martin Luther King at Germantown.
Bartram (1-2, 1-2) scored the game's first three touchdowns and led by 28-6 at the half. Monte Green caught a 27-yard touchdown pass from Braheem Edwards and Clark found Rondell Calloway for a 63-yard score.
Khaleel Stewart rushed for two touchdowns for Martin Luther King (0-3, 0-2).
Kevin Caldwell was a force through the air, throwing for four touchdowns to lead Communications Tech to a 52-0 defeat of High School of the Future at Southern. Caldwell passed for 103 yards.
Devon Brunson, Talif Guilford, Abdur Saaba and Steven Kargobai each caught touchdown passes. Kargobai also scored on a 30-yard fumble return.
Diquan Gilbert rushed for 113 yards, including an 81-yard touchdown for the Phoenix (1-2, 1-1).
Phoenixville 37, Methacton 10 - Senior Ryan Yenchick ran for three touchdowns to lead host Phoenixville. He had scoring runs of 1, 7, and 21 yards.
There as no stopping Northeast's Daquan Bohannon in the Vikings' 47-12 home win against Southern. Bohannon completed 7 of 12 passes for 241 yards and four touchdowns. His longest was an 83-yard pass to Devon Dillard in the fourth quarter, one of Dillard's two touchdowns catches. Shimmek Carter also ran for a pair of touchdowns.
Defensively, safety David Pullium led the Vikings (2-1) with 10 tackles, including three for a loss. He also had a 19-yard touchdown reception in the first half.
Wayne Brunson had both touchdowns for Southern. He gave the Rams (0-4) a lead on a 67-yard run in the first quarter. He also ran back a kickoff 85 yards for a score.
Bishop McDevitt 36, Edison 18 - Gerald Fuller carried 21 times for 120 yards and three touchdowns to lead the Lancers to their first victory of the season at Edison.
McDevitt (1-2) built a 30-6 lead at the half as Fuller scored twice on short touchdown runs. He added a 19-yard score in the second half. Mark Griffin also rushed for a touchdown.
Edison's Jahil Hall ran an interception back 50 yards for a touchdown to get the Owls (0-3) on the board.
Germantown 39, Mastbaum 8 - Delane Hart hauled in a pair of touchdown receptions and Antwain Kitt ran for two more in a home victory for the Bears (2-1).
Cedric Wright completed 8 of 14 passes for 138 yards and Ishmael Dargan carried 19 times for 123 yards, including a 15-yard touchdown run in the first quarter.
Kevin Hart caught the lone touchdown for Mastbaum (1-2) on a 75-yard pass from Joseph Walker in the second quarter.
Upper Dublin 42, Lincoln 20 - Khalid Weems set the tone with two early touchdown runs and then finished off visiting Lincoln with an 80-yard punt return in the fourth quarter. John Derr threw touchdown passes to Marc Conran and Brad Shilkrout. Mike Lee added a touchdown run for the Cardinals (2-1).
Durell Dixon broke two long touchdowns for Lincoln (0-3). He had an 80-yard kickoff return in the first half and ran one 80 yards for a score in the third quarter.
Cheltenham 21, Quakertown 9 - Greg Morris carried 14 times for 99 yards and two touchdowns as Cheltenham opened a 14-3 halftime lead and held on for a home win. Mark Heriman added 89 yards on 10 rushes.
Cheltenham (2-1) got a big defensive play in the second quarter on Charles Cooper's 52-yard fumble return for a touchdown. Quakertown (1-2) led by 3-0 in the first quarter on Nick Soriano's 28-yard field goal.
Archbishop Wood 35, Frankford 6 - Archbishop Wood scored the first four touchdowns and cruised to a win.
Contact Tim McManus at email@example.com.