As JoJo Siwa puts it, her 14th birthday started off “with a bang.” She was visiting the Walmart headquarters in Bentonville, Arkansas — to launch a new “JoJo doll,” naturally — when ...

"My mom actually said something today to me that was really sweet,” Siwa said. "When you are a kid, 15 percent of every penny you make goes into a Coogan account [to protect her earnings].