O'Neill picked up a huge win against Pierce on Thursday morning to advance to the Class C1 semifinal.
The Eagles defeated Pierce 49-35 and will take on Bishop Neumann at 9 a.m. on Friday at Pinnacle Bank Arena.
The Eagles jumped all over Pierce right off the bat and held a 9-4 lead after the first quarter. O'Neill used a balanced offensive attack to continue building a lead over the Bluejays.
O'Neill held a double-digit lead over Pierce at the half with a 20-7 advantage and led 30-17 after three quarters.