Park Soo-Young (born July 31, 1992), known by her stage name Lizzy, is a South Korean idolsinger and actress. She is a member of the group After School and its sub-unit Orange Caramel. Lizzy is also member of After School Blue and Mystic White. She debuted with the group in 2010 with the release of After School's third single "Bang!".
Before her debut, she was first seen performing Fin.K.L.'s "To My Boyfriend" with the group during one of their showcases in early 2010. For a time she became the youngest member of the group and took the title as its new "maknae" which was previously held by fellow member Nana who was a year older than her. She held this title until member E-Young joined the group in 2011, who was only months younger than her.
In June 2010, she and her fellow After School members Raina and Nana formed a sub-unit named Orange Caramel and released their first mini-album titled "Magic Girl". The title track of the album was a hit in South Korea due to its dance and various celebrities have parodied it on TV. A number of people have also uploaded videos on YouTube dancing to the song. This made the sub-unit a success.
In September 2010, she was briefly part of the SBS variety show Running Man (런닝맨). She appeared on MBC “All My Love” in 2011.
On November, 2012 Lizzy was cast on the MBC weekend drama Rascal Sons as 'Yuri'.
On January 6, 2012 it was announced that Lizzy and MBLAQLee Joon would become a dance couple for the MBC Lunar New Year special Pit-a-Pat Shake!, and on January 24 the episode in which they performend their acrobatic dance routine was broadcast.
On February, 2013 Lizzy became the model for the make up brand 'Kiss me'.