On the last night of their regular football season, both Knoch and Mars won their way into the WPIAL playoffs.

Mars knocked off unbeaten Hampton, 20-14, in overtime, and Knoch whipped Yough, 44-0.

Here are the scores from Friday night:

Central Catholic 55, Butler 14

Seneca Valley 41, Shaler 12

Knoch 44, Yough 0

Mars 20, Hampton 14

CW North Catholic 43, Shenango 16

Freeport 39, Valley 30

Karns City 43, Punxsutawney 16

St. Marys 35, Moniteau 6

Union 42, Clarion-Limestone 6

Keystone 49, A-C Valley 0

Slippery Rock 55, Corry 12

Grove City 55, Warren 21

Laurel 63, Summit Academy 20