A possible concise summary is:
The video is about Brock's sixth birthday party, where he and his family and friends enjoy a barbecue and a giant slip-and-slide. The video shows various scenes of the party, such as Brock blowing out his candles, getting a new bike, and having fun with water balloons. The video also features some aerial shots from a quadcopter and some music. The video ends with Shay thanking the viewers and showing clips of Brock's previous birthdays.
Here are the key facts extracted from the text:
1. The text is a transcript of a video about Brock's sixth birthday party.
2. The party features a slip and slide, a barbecue, a cake, water balloons and a bike as a present.
3. The party is attended by Brock's family and friends, including his parents, siblings, grandparents, cousins and dog.
4. The video is edited by Brock's father, who also narrates and sings in some parts.
5. The video includes footage from different cameras, including a quadcopter and a GoPro.