So I'm pretty sure I've got a good enough speedrun for Jet Set, apart from one thing. I saw people just grabbing one of the fuse things straight out of the cart before it opened. Whenever i try, it only works like...Once every 100 times I grab it at least. How do you actually like do it more consistently

You put your head into the cart after starting the level outside of the bounds of the level. The screen will not turn black and you will be able to interact with stuff where you normally cant