From outrageous catfish scams and deadly addictions to defiant teens and families in crisis, Dr. Phil promised from the beginning to use his platform, the Dr. Phil daytime television program, to shine a bright light on silent epidemics.

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“We were going to talk about things that matter to people who care,” he says of the broadcast’s start in 2002.

Continuing, Dr. Phil says, “The stories now are as powerful as they’ve ever been.”

Now in season 18, Dr. Phil, America’s most-watched daytime talk show, recently celebrated the taping of its 3,000th episode. Watch the video above for a look back at just a few of the nearly 20,000 guests whose lives have been impacted by Dr. Phil.

How are some of the series’ most memorable guests doing today? Tune in Tuesday to find out. Check here to find out where you can watch.

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