I heard about the Mandela Effect from someone, and I wondered about it, and I know you wondered about it, too,

References:
Good Housekeeping
45 Mandela Effect Examples - What Is The Mandela Effect Definition (goodhousekeeping.com)

Medical News Today
Mandela effect: How it works, causes, and more (medicalnewstoday.com)

What Is the Mandela Effect? (verywellmind.com)

Arlin Cuncic
https://www.verywellmind.com/what-is-the-mandela-effect-4589394

Marla Paul
Your memory is like the telephone game
Your Memory is like the Telephone Game - Northwestern Now

Scholarpedia
False memory - Scholarpedia

Healthline
False Memory: How Memories Form and Why So Many May Be False (healthline.com)

Healthline
False Memory: How memories form and why so many may be false (healthline.com)

UFO Files
Purple-planet.com