The most famous chord progression and famous songs

The "I-V-vi-IV" chord progression, also known as the "Axis of Awesome" or "four-chord song" progression, has been used in many famous songs across various genres. Here are some examples:

• "Let It Be" by The Beatles
• "Don't Stop Believin'" by Journey
• "Someone Like You" by Adele
• "Can't Stop" by Red Hot Chili Peppers
• "Take on Me" by A-ha
• "Africa" by Toto
• "You're Beautiful" by James Blunt
• "The Scientist" by Coldplay
• "I'm Yours" by Jason Mraz
• "Pachelbel's Canon in D" (often used in wedding ceremonies)

And pop songs using 1564 chord progression:

• "Let Her Go" by Passenger
• "Someone Like You" by Adele
• "Counting Stars" by OneRepublic
• "Viva La Vida" by Coldplay
• "All About That Bass" by Meghan Trainor
• "Perfect" by Ed Sheeran
• "Can't Stop the Feeling!" by Justin Timberlake
• "Roar" by Katy Perry
• "Shallow" by Lady Gaga and Bradley Cooper

These are just a few examples, and many other popular songs use variations or adaptations of this chord progression.