3. 'Pineapple Express' (2008)
Seth Rogen visits his dealer James Franco and gets a taste of a rare new herb delicacy called Pineapple Express: "It's, like, the rarest. It's almost a shame to smoke it. It's like killing a unicorn. With, like, a bomb." Do zany adventures ensue? Of course they do!
Stoniest moment: With killers on their trail, Rogen and Franco decide to hide out in the woods, where they can't even smash their cellphones right. "I'm scared of this darkness!" says Rogen. "I surrender!"