Alex Trebek

These celebrities fought cancer.

He's 'somebody I have looked up to my whole life.'

Our thoughts go out to Alex Trebek and his family.

Trebek also read lyrics by Drake, Kanye West and Lil Wayne.

Cindy Stowell died on December 5, just days before her winning streak aired on TV.

The entire 'Growing Pains' cast attended Thicke's memorial, along with other celebrities like Alex Trebek, Bob Saget and more.

Alex Trebek spoke fondly of Cindy Stowell, who died of cancer and was a lifelong fan of the game show.