One of the features of the Samsung Galaxy S7 and S7 Edge is creating a short video of an event automatically.
This is features takes a selection of your photos and videos for a particular event and creates a quick video ready for sharing. You can tweak the video slightly too.
If you want to take matters into your own hand, then download Samsung’s Video Editor from the Galaxy App store.
However, for that automatic, no hassle approach, this is a sample of what you can get.