I didn't think I would make it through today," Hannigan told PEOPLE of a turbulent day before performing on Tuesday's 'Dancing with the Stars' Kimberlee Speakman is a digital writer at PEOPLE.

For those who don't know, Hannigan and her husband of over 20 years Denisof met on the set of Buffy the Vampire Slayer. They started a great friendship, then soon fell in love and married in 2003.