The rest of this century has some pretty phenomenal performances to live up to! For this list, we're looking at the top 20 best performances of the 21st century (so far). Our countdown includes Jesse Eisenberg, Frances McDormand, Halle Berry, Jamie Foxx and more! What do YOU think was the best performance of the century? Let us know in the comments!Watch more great best-performance videos here: Top 10 Most Amazing Grammy Performances of All Time: