He is a 'good boy'.

Joaquin Phoenix appeared on Stephen Colbert and apologized for his "horrible" interview with David Letterman in 2009.

Joaquin Phoenix says he regrets his infamous interview with David Letterman, in which he remained in character for the entire, awkward conversation.

Joaquin Phoenix used a talk show appearance to apologize for a past talk show appearance.

Joaquin Phoenix says he regrets his 2009 interview with David Letterman on "The Late Show," calling it "one of the worst nights of my life." ...

Joaquin Phoenix says he regrets his infamous interview with David Letterman, in which he remained in character for the entire, awkward conversation.

Joaquin Phoenix addressed his controversial 2009 appearance on The Late Show with David Letterman during a recent interview on The Late Show with Stephen Colbert.

Joaquin Phoenix is revisiting one of the most talked-about moments of his career. During a recent appearance on The Late Show with Stephen Colbert, Joaquin Phoenix opened up about his infamous ...