Conversation so far:
When did Phillips begin Phillip Phillips's music career?
After winning American Idol, Phillips went on the American Idol LIVE Tour.
Where did he perform?
He performed the National Anthem.
What else did he perform?
He also performed at the National Christmas Tree Lighting ceremony.
Did he perform anywhere else?
He appeared at the 83rd MLB All-Star Game.

Question: What other appearances did he have?
Self-contained rewrite: Besides the the 83rd MLB All-Star Game, what other appearances did Philip Phillips have?