“I worked with my friend Tom Sturridge, and he plays Carlo Marx, who’s Allen Ginsberg,” Stewart says, excitement creeping into her voice. “And I would look over at him, and he’s doing this fucking full-on Allen Ginsberg crazy monologue in the corner of some thumping, raving party, and I’m dancing to bebop jazz, and I’d be like, ‘Tom, we’re doing On the Road. Just so you know? On the Road.”