Joseph Gordon-Levitt Will Perform at Seth Rogen's Hilarity for Charity Event (Exclusive)

Joseph Gordon-Levitt is set to perform at the upcoming Hilarity for Charity Prom Night event presented by Genworth to help bring awareness for Alzheimer’s disease, JustJared.com can exclusively reveal. The 33-year-old actor just joined the lineup for the event on Friday, October 17 at the Hollywood Palladium in Los Angeles. Hilarity for Charity is a