Conversation so far:
Are there any other interesting aspects about this article?
Morissette appeared at the American Music Awards.
Did he win any awards?
Morissette received the UCLA Spring Sing's George and Ira Gershwin Award.
What happen in 2011?
On December 21, 2011, Morissette performed a duet.
Who did he perform the duet with?
Josh Krajcik.

Question: Did he do any more performances?
Self-contained rewrite: Did Alanis Morissette do any more performances, besides the duet on December 21, 2011?