Justin Timberlake's big year has culminated in an even bigger week: The singer hosted "Saturday Night Live" for the fifth time on Saturday, boosting the show's ratings to its highest in 14 months. His media tour, celebrating the upcoming release of his new album, "The 20/20 Experience," has continued as he appeared all week long as a guest on "Late Night With Jimmy Fallon." He will close out SXSW on March 19, the same day "20/20 Experience" goes on sale.
In case you missed any, here are the most memorable J.T. performances of the week: