What: Arcadia Invitational.
Where: Arcadia High.
When: Relays and Emerging Elite field events, Friday at 4:30 p.m.; Open meet, Saturday at 9:30 a.m.; Invitational, Saturday at 5:25 p.m.
Who: Top high school track and field athletes from across the state.
Tickets: Friday, adults and students $7; children 12 and under $5. Saturday (all day), adults $15, students $10, children $5.