The California State Fair has announced two more musical acts from its 2025 Toyota Concert Series line-up: Maryland-native rock band O.A.R. and country singer-songwriter Joe Nichols. ABC10's Mark S.

The California State Fair is continuing the rollout of its 2025 musical lineup with the announcement of two new headliners. Country singer Joe Nichols and rock band O.A.R. will perform on the main ...