Maria-Cecilia Simone Kelly (born May 7, 1997), known professionally as Rico Nasty, is an American rapper, singer and songwriter from Maryland. Known for her unique delivery and punk aesthetic, she rose to prominence in 2018 with singles such as "Smack a Bitch" and "Poppin". While in high school, Rico Nasty began self-releasing content in 2014 and had released five solo mixtapes by late 2017. She gained a local, underground following with SoundCloud singles such as "iCarly" and "Hey Arnold", with the latter being remixed by rapper Lil Yachty in 2016. After gaining wider recognition in 2018, she signed to Atlantic Records where she released her fifth mixtape, Nasty (2018). This was followed by the collaborative mixtape Anger Management (2019) with long time associate Kenny Beats. Rico Nasty's debut studio album, Nightmare Vacation, was released in December 2020.