Conversation so far:
When did Phillip Phillips' music career begin?
After winning American Idol, Phillip Phillips went on the American Idol LIVE Tour from July to September with the rest of the Top 10 finishers of season 11.
Has Phillip Phillips released any albums?
Phillip Phillips released his debut album, The World from the Side of the Moon, on November 19, 2012.

Question: What performances has he done since winning?
Self-contained rewrite: What performance has Phillip Phillips done since winning American Idol season 11?