When writing about a single memorable day in your life you need to consider important facts to mention and remarkable moments. For example: a special birthday celebration, a graduation day, a special visit, etc.
Then you need the setting, day, weather and write about why it was so special for you.
You must remember to describe clearly what happened why is it funny or not and to show why you want to write about it.
Finally in your conclusion you can add some anecdote that makes it a remarkable and unforgettable day and what you liked the most of it.
Using disintegrate as a sentence:: Marlites are not disintegrated by exposure to the atmosphere, at least in six years
