Two more nights remain in O’Donnell’s Biggest Little Road in Texas.Rodeo action began Thursday night. It continues tonight and Saturday evening.The rodeo, presented by Mitch Hall, opens at 7:30 p.m. nightly at the rodeo arena on Hwy. 87 in O’Donnell.The rodeo’s calendar includes a Saturday parade that begins at 6 p.m. with a line-up starting at 5 p.m. in the staging area at Woolam Gin. Awards will be bestowed for the best riding club, best floats, and best entry.There’s a dance scheduled for that evening after the rodeo show ends with The Chattahoochie Band from Ft. Worth performing.A specialty act,