IN: What happens next?

A still shot of a man on water skis is shown. It then jumps to the same man water skiing very intently. he

OUT: falls a few times and does his best to stay upright.

IN: What happens next?

How to blow a bubble with bubblegum
Buy some bubblegum.
You can buy gum at pretty much every corner store. Chewing gums can be used to make bubbles, but they won't be as big, and they'll usually pop too easily.

OUT: To start off, select a pack of bubblegum like double bubble or bazooka. Generally, if there is a picture of a bubble on the package, it's a good choice.

IN: What happens next?

How to change the blades on a riding lawn mower
Check the condition of your mower blades to see if they need changing.
Turn it off and lock the brakes or chock the wheels. Disconnect spark plug (s).

OUT:
Park the mower on a suitable work surface. Raise the mower deck to its highest setting to make it easier to access the blades.