The "Sorry Not Sorry" singer was on stage performing in Miami as the clock struck midnight on New Year's Eve, so she grabbed her backup dancer Jojo Gomez and the pair shared a smooch.
Demz even documented the occasion on her Instagram.
"Last performance of 2017 and first kiss of 2018 đđ»đ đ·Â @worldredeye," she captioned the following gallery of pics.