Here is a concise summary of the provided transcript:
**Title:** Dolby Brothers Vlog - Girlfriend Reveal & Prank
**Summary:**
* The Dolby Brothers (Darius, Marcus, Lucas, and Cyrus) introduce their vlog, mentioning a recent incident at YouTube HQ and expressing gratitude to the platform.
* Darius reveals his girlfriend, who has been kept secret until now, and plans a prank on her with his brothers.
* The prank: replacing her shampoo with blue body paint while she showers at their place (Dobre House).
* The brothers execute their plan, filling the shampoo bottle with blue paint, while Darius distracts his girlfriend with dinner.
* The transcript ends before the prank's outcome, teasing the viewers to await the reaction, and concludes with a call to action (like, subscribe, etc.) for their channel.
Here are the extracted key facts, numbered and in short sentences, excluding opinions:
1. The speakers introduce themselves as the Dolby brothers: Darius, Marcus, Lucas, and Cyrus.
2. The setting is the "Dobre house" or "Dobre headquarters".
3. There was a recent incident at YouTube headquarters, prompting the brothers to offer prayers and well-wishes.
4. The brothers express gratitude to YouTube for their support.
5. Cyrus reveals he has a girlfriend, who is introduced publicly for the first time.
6. The girlfriend arrives at the Dobre house after a long trip.
7. The brothers plan to prank her by filling her shampoo bottle with body paint.
8. They choose blue body paint for the prank.
9. The brothers empty out a shampoo bottle to replace its contents with blue body paint.
10. The girlfriend is unaware of the prank and plans to use the shower.
11. The video is part of the Dolby brothers' vlog series, posted every Friday and Saturday.
12. The brothers have a website mentioned as "October October calm" (likely a typo, possibly "DobreOctober.com" or similar).