PREP TENNIS: Dimond vs. South, The Alaska Club North, 2 p.m.; East vs. West, The Alaska Club East, 2 p.m.
PREP GYMNASTICS: South at Dimond, 4:30 p.m.
PREP FLAG FOOTBALL: Dimond at Eagle River, 6:30 p.m.; Service vs. East, 7:30 p.m.
PREP VOLLEYBALL: West Spiketacular, West High, 2 p.m.
PREP TENNIS: Match 14 -- Bartlett vs. Service, The Alaska Club North, 2 p.m.; Chugiak vs. Eagle River, The Alaska Club East, 2 p.m.
PREP SWIMMING: East and West Valley and West, at West High; Service and Chugiak and Eagle River, at Bartlett High; Bartlett and South and Dimond, at Dimond High, all at 4 p.m.
PREP GYMNASTICS: Chugiak vs. Eagle River vs. Bartlett, at Chugiak High; Service vs. East vs. West, at Chugiak High, all at 4:30 p.m.
FLAG FOOTBALL: South vs. West, Anchorage Football Stadium, 5 p.m.; Service at Dimond, 5 p.m.
PREP FOOTBALL: South vs. West, Anchorage Football Stadium, 7 p.m.; Service at Dimond, 7 p.m.
PRO BOXING: Friday Night KO, AT&T Pavilion Center, 7 p.m.