While not uploaded onto her YouTube channel, Vienna is a cover Liz did at her first live show at Genghis Cohen on October 10th, 2013.
Liz Gillies - Vienna Billy Joel Cover Live @ Genghis Cohen-0
Vienna is originally by Billy Joel and Liz's friend Ariana Grande has also covered it.
She also performed covers of songs Jealous Guy, Landslide, What's Up, and Wrecking Ball, as well as two original songs.
Her Victorious costar Avan Jogia also sang an original song called 'Love is Done'.