Name That Celeb Sibling

Good looks and major talent run in the family! Click through to match these surprise standouts with their famous siblings

KALEY CUOCO

The recently engaged Big Bang Theory star had another reason to celebrate Sept. 30 when her younger sister Briana – who works as her personal assistant – earned a spot on Christina Aguilera's The Voice team. "She's always put herself on the back burner for everyone else," Kaley said of her vocally gifted sister as she cheered her on backstage. "There is no one who deserves this more."