Britney Spears and Christina Aguilera were childhood stars of “The Mickey Mouse Club.”

Kelly Clarkson and Carrie Underwood were discovered on “American Idol.”

Taylor Swift and Billie Eilish were bedroom songwriters.

Olivia Rodrigo was a Disney Channel star in “Bizaardvark” and “High School Musical: The Series.”

Tate McCrae, who makes her Pittsburgh debut Wednesday at PPG Paints Arena on the Miss Possessive Tour, has taken the thoroughly unique route of breaking through via “So You Think You Can Dance.”

The singer-songwriter-dancer from Calgary, Alberta, is the first pop star to rise out of the reality series, having competed in the 2016 season of “So You Think You Can Dance: The Next Generation” when she was only 13. Among the judges in her run to third place was Pittsburgh native Mad

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