The '80s singer and former "American Idol" judge closed the show with a medley of her greatest hits, as the 56-year-old proved she's still got all her moves by dancing through "Straight Up," "The Way That you Love Me," "Opposites Attract" -- with MC Skat Kat! -- "Cold Hearted Snake" and "Forever Your Girl."
While Hough was clearly enjoying the performance -- seriously, the camera cut to her every 30 seconds for a reaction shot -- she got an unexpected surprise when Abdul took the routine through the audience and threw her hat at the "Dancing with the Stars" judge. Julianne, however, was not in on the moment, didn't see the hat coming and was hit directly in the throat.
The mid-performance accident quickly became a meme on social media and Hough only leaned into it from there. After the performance, Julianne first proved there was no bad blood by sending out the tweet below: