The late, great Muhammad Ali is considered the greatest boxer to have ever participated in the sport. But even greats have people they respect and admire, and for Ali, it was Mike Tyson.

Throwback Thursday is only fun when you dig deep down in the vault into unknown territory. This week, we did just that with some of our favorite celebrities.

While the world waits for any sort of update or shimmer of hope surrounding Lamar Odom's overdose and hospitalization, his fans are adding a bright light to social media feeds.