A possible concise summary is:
The video is a prank where the speaker pretends to his little brother that they won the lottery and takes him to see expensive cars and buy Fortnite accounts online. The brother gets excited and wants to buy a lot of things, but then the speaker reveals that it was all a joke and the brother gets angry and curses at him. The speaker asks for 40,000 likes and subscribers for more videos like this.
Here are some key facts extracted from the text:
1. The speaker is doing a PS4 giveaway to a follower on Instagram.
2. The speaker is getting sick and losing his voice.
3. The speaker is pranking his little brother with fake lottery tickets.
4. The speaker takes his brother to see cars and buy things online with the fake money.
5. The speaker reveals the prank at the end and his brother gets angry.