In Vulture’s video series Mad About It, we obsessively dig into the most frustrating plot holes and unanswered questions across pop culture.

There’s a lot of things to love about Sam Raimi’s Spider-Man (2002). There’s Tobey Maguire, for one. Plus there’s a harrowing Green Goblin, an MTV Movie Award–winning kissing scene, and an original Nickelback song over the end credits. But there’s one thing that we just can’t figure out: Where did Peter Parker pick up those web-covered threads?