Here is a concise summary of the provided transcript:
**Title:** The 7 Most Disturbing Voice Messages Found on the Internet
**Summary:**
* The narrator presents a countdown of the 7 most unsettling voice messages recorded on answering machines or cell phones.
* Each entry is introduced with a brief setup, followed by a description of the disturbing content:
1. **#7:** A creepy message from a man who called a woman (Olga) after a party, revealing his obsessive behavior. (The caller was later identified as a disgraced doctor.)
2. **#6:** A stalking victim (Wendy Darling) shares a chilling message from a psychologically disturbed child.
3. **#5:** A mistaken phone call from a suspicious individual trying to deceive the recipient.
4. **#4:** A potentially genuine or prank call referencing a murderer in the area, which was later linked to a series of killings.
5. **#3:** Unsettling, unexplained voice messages received by multiple people, including a YouTube personality, possibly due to a phone line error or something more sinister.
6. **#2:** A disturbing series of calls from an individual believed to be a stalker, later revealed to be an old woman.
7. **#1:** A notorious message from the "Night Stalker," a serial killer, which led to the murder of the person being called.
* The video concludes with the narrator thanking viewers and promoting their social media channels and a book.
Here are the key facts extracted from the text, without opinions, in short sentences with numbers:
1. **Seven disturbing voice messages** are presented in a video/audio content.
2. **Olga's Voice Message (#7)**: A man left a disturbing voice message for Olga after a party in Toronto, Canada.
3. **The Caller's Identity (#7)**: The man who left the message for Olga was a doctor whose license was revoked due to patient complaints.
4. **Wendy Darling's Voice Message (#6)**: A woman named Wendy Darling received a disturbing voice message from a child who was allegedly stalking her.
5. **Unknown Caller's Message (#5)**: A man mistakenly left a threatening voice message on another person's phone, believing it was the correct number.
6. **Illinois Voice Message (#4)**: A person in Illinois received a voice message suspected to be from a murderer who killed six people in the area.
7. **Investigation Update (#4)**: The caller was later found to be the same person who made another suspicious call, attempting to deceive the recipient.
8. **"Beast" Voice Messages (#3)**: Hundreds of people worldwide, including a YouTube personality (Face Rap), received strange voice messages attributed to a technical error or an unknown entity.
9. **Peter's Stalker Voice Messages (#2)**: Peter received disturbing calls from an individual he believed was a stalker; however, the caller was revealed to be an old woman.
10. **Night Stalker Voice Message (#1)**: The most disturbing message is from the "Night Stalker," a murderer who played mysterious music in the background while calling a victim who was later murdered.