Vote for your favorite Jeffster! performance! I've put the options in chronological order, along with a brief context summary and episode title, in case you forgot ;)
*side note: it's interesting to see how often Ellie and Awesome are involved in Jeffster performances.
Your vote: "Love Hurts" (originally performed by Nazareth): Jeffster playing outside the Buy More when Big Mike asks them to be their manager - "Chuck vs. the Living Dead", S3E17
Redditpoll.com