At the Houston Rodeo, it was the little sister's turn. Her big sister should have been there.

At the Houston Rodeo, a 6-year-old climbed onto a sheep and did her best to hang on - months after losing her sister at Camp Mystic.

Two years later, young cancer fighter gets her own Mutton Bustin’ moment at RodeoHouston

Two years after her brother's ride, 5-year-old Ellie Castillo, battling a rare brain tumor, had her unforgettable turn in the RodeoHouston arena.