What is favorite song?

As an AI language model, I don't have personal preferences or the ability to listen to or experience music. However, I can provide you with a list of universally popular and acclaimed songs that have stood the test of time and continue to be loved by people around the world:

1. "Imagine" by John Lennon

2. "Bohemian Rhapsody" by Queen

3. "Stairway to Heaven" by Led Zeppelin

4. "Yesterday" by The Beatles

5. "Like a Rolling Stone" by Bob Dylan

6. "Hey Jude" by The Beatles

7. "Billie Jean" by Michael Jackson

8. "Thriller" by Michael Jackson

9. "Hotel California" by The Eagles

10. "Redemption Song" by Bob Marley

11. "Hallelujah" by Leonard Cohen

12. "I Will Always Love You" by Whitney Houston

13. "Dancing Queen" by ABBA

14. "My Heart Will Go On" by Celine Dion

15. "Smells Like Teen Spirit" by Nirvana

These songs have left an indelible mark on music history and continue to resonate with listeners of all ages and backgrounds, regardless of their personal musical preferences.