Here is a concise summary of the video transcript:
**Title:** Building the World's Largest Lego Pool
**Summary:**
* The video starts with the hosts building the "world's largest Lego pool" (2.80m x 2.80m) in a backyard.
* Once built, they fill the pool with water and take turns using a giant inflatable slide to jump in.
* The hosts then introduce a unique element: 18kg of dry ice, which creates a bubbling, jacuzzi-like effect in the pool.
* The video features various stunts, including water balloon fights and an attempt to break the pool with a giant ball and a flying kick (which fails).
* Throughout the video, the hosts engage in light-hearted banter, jokes, and interactions with each other.
* The video ends with a call to action, thanking viewers for watching, and promising a new video in two days. Additionally, they announce an upcoming live show in Uruguay (on December 15th).
Here are the key facts extracted from the text, each numbered and in short sentences:
1. The creator aimed to build the largest Lego pool in the world.
2. The pool uses 1 type of Lego block (exact type not specified).
3. A giant inflatable slide was initially teased but later revealed as a smaller slide.
4. The pool's dimensions are 2.80 meters by 2.80 meters.
5. Up to 30 fans can fit inside the pool.
6. The creator had been absent from uploading videos for several days due to a busy week.
7. A future video project, "Five Nights at Freddy's" in real life, was announced.
8. A live show in Uruguay was scheduled for December 15th, with ticket sales starting two days before the announcement.
9. A water bomb catapult was used in a challenge.
10. Lucas, a participant, got hit by a water balloon, causing injury.
11. Dry ice (made of carbon dioxide, not water) was used in an experiment.
12. The temperature of dry ice is minus 75 degrees.
13. 18 kg of dry ice was added to the pool, creating a bubbling effect.
14. A giant ball was introduced to attempt to break the Lego pool.
15. A final attempt to break the pool involved a flying kick, which initially failed.
16. The channel is close to reaching 40 million subscribers.
17. A new video was promised to be released in two days after this one.