Joaquin Phoenix, David Letterman
Few can forget Joaquin Phoenix's bizarre appearance on Late Show with David Letterman in February. Now the actor is returning for round 2 on Wednesday, Sept. 22.
While promoting his last dramatic film, Two Lovers, the 35-year-old actor appeared on Letterman in 2009 looking disheveled and behaving strangely. Despite Letterman's best efforts to...