1.
You should always call your mum on your birthday, because it would be sad if this happened before you got a chance to speak to her.
2.
But actually you should just call her now, because you never know when you're going to be floored by a rock-solid water balloon.
3.
You could be attacked by a toilet paper gun at any moment, so you should call your mum right now.
4.
You never know when you're going to be beaten up by a frog.
5.
Or killed by a flying hat.
6.
You should call your mum before getting ready in the morning.
7.
And you should always call your mum before playing paintball.
8.
This could happen to you, so you should call your mum now before it does.
9.
It would be terrible if you fell out of a swing before you got a chance to call your mum.
10.
And you should definitely call her before ever going to the toilet.
11.
Don't drink and skate, call your mum instead.
12.
Definitely call her before trying to vault a fence.
14.
Or filming someone else doing exercise.
15.
You're friends with idiots – call your mum now before they make it too late.
16.
Call your mum before you're killed by giant Jenga.