Clarkson filed for divorce from Blackstock in 2020, but the exes — who share daughter River, 10, and son Remington “Remy,” 8 ...

The singer and talk show host has previously performed renditions of Foo Fighters' "Times Like These" and "All My Life" ...

Kelly Clarkson jumped in, joking with her crowd full of fans: You will applaud because you love it. You are so f–king excited! But have fun. The audience reportedly laughed at her faux scolding.