James Franco's Greatest Role: 'Justin Bobby'

This week, MTV News' Movies Editor Josh Horowitz caught up with James Franco and Seth Rogen. And while, ostensibly, the two Pineapple Express costars were there as part of the promotional tour for their new stoner flick, the real crux of the interview came when Horowitz grilled Franco about his most extraordinary cinematic role to date: Justin Bobby.

Check out what the Spider-Man alum had to say about stepping into The Hills' (formerly) long-haired lothario's shoes. Then re-watch the FunnyorDie clip and tell us whether you think James nailed JB's trademark nonsensical-hair-in-the-face delivery.

See more James Franco videos at Funny or Die