The following article is provided by Rolling Stone. By STEVE APPLEFORD Rapper Andre Benjamin worked obsessively on his startling portrayal of Jimi Hendrix in the new film "Jimi: All Is By My Side," and he already has ideas about a potential biopic for his group Outkast. "It would be great to make an Outkast movie right now, but instead of really serious, make it a full comedy — like Kevin Hart would play Big Boi," he said of his rapping partner last night.