Hit maker Gavin DeGraw joins Kate and Oliver to talk about prison life, but it's not what you think! Plus, he reveals his musical muse, his biggest fear as an artist, and the family secret that no one saw coming! See omnystudio.com/listener for privacy information.

A chronic kidney condition leaves a college co-ed convinced she was going to die. Find out how her Ohio State sorority sister went from Greek life to SAVING her life! See omnystudio.com/listener for privacy information.

Brenda went from being a dedicated educator to TikTok famous almost overnight. The teacher tells Oliver the real reason her video drew so much attention, why she had to quit the career she loved, and why parents are a part of the problem. See omnystudio.com/listener for privacy information.

The Graziano sisters join Oliver to talk about growing up in the middle of mafia mayhem. Find out why their father stopped talking to them after becoming a felon, how a former husband turned on the family, and what it was like to be treated like mob royalty. See omnystudio.com/listener for privacy information.

Going dry doesn't have to be a drag! Just ask Hilary Sheinbaum who joins Oliver to talk about the pros of putting a lid on the alcohol. How her relationships changed when she decided to go dry, and how the pressure from pals to drink was a real buzz kill. See omnystudio.com/listener for privacy information.

Two celebrity brothers bond and tell some tough truths about their famous sisters. Oliver is joined by Meghan Trainor's brother Ryan, who works with his pop star sis. Find out why he decided to drop out of school, how he dropped his addiction, and focused onhelping his sister drop hits instead! See omnystudio.com/listener for privacy information.

What is your attachment style? That's the question expert Dr. Judy Ho is here to answer. Is clinginess learned early? Can you be a mix of all six attachment styles and how do you BREAK a cycle learned early in life?Oliver asks it all in this deep dive into human attachment. See omnystudio.com/listener for privacy information.

The stars of NBC's Emmy-Winning hit 'This is Us' join Kate and Oliver for a sibling reunion years after the finale. Find out what happened on the show that prepared Mandy Moore for motherhood? Were there behind the scenes feuds between this famous TV family? And wait until you hear the shocking revelation from Oliver about his ties to the show, and his major regret! See omnystudio.com/listener for privacy information.

Carlos Mencia's career in comedy wasn't all laughs. He opens up to Oliver about pushing past the naysayers who advised him to call it quits as a young standup. Find out how therapy impacted his material AND parental instincts. Plus, how he navigates telling his truth on stage without triggering audiences. See omnystudio.com/listener for privacy information.

The oldest Jonas Brother, Kevin and his youngest sibling, Franklin join Kate and Oliver for a supersized sibling convo! Did Franklin ever want to join his brothers’ band? Who is the most reliable Jonas Brother? And how do they continue to “build” their brotherly bonds as full-fledged adults? See omnystudio.com/listener for privacy information.

Oliver is joined by best-selling author Dr. Warren Farrell who has dedicated his life to exploring the differences between men and women. Can relationships really recover when they're full of resentment and anger? From partners who nag, to lovers with sad sex lives, he explains the real reasons so many couples just can't communicate. See omnystudio.com/listener for privacy information.

Oliver is joined by founding member of the platinum selling trio 'Lady A' singer and sibling Charles Kelley. Find out why the country-music superstar credits his pop star brother Josh Kelley for his own musical success. He tells us how his brother's fame shaped his own trajectory, and how close he was to losing it all due to alcohol. See omnystudio.com/listener for privacy information.

Lilly King is Paris bound! The Olympic swimmer intends to make a splash at the Paris Olympics, which won’t be hard considering she comes from a family of athletes. But was she always a great swimmer? And will this be her last Olympics? Plus, find out her biggest dream yet! See omnystudio.com/listener for privacy information.

See omnystudio.com/listener for privacy information.

The best-selling author joins Oliver for a mindful conversation about combatting anxiety. From a technique called Sky Breath Meditation, to cultivating an attitude of gratitude, and the benefits of exploring nature...Emma offers easy ways to heal and thrive in a chaotic world. See omnystudio.com/listener for privacy information.

Oliver has a fascinating conversation with former Funeral Director, Codi Shewan prompting questions about life, death, and the paranormal! How did Codi decide to attend mortuary college when he was only a teen? Is someone who is surrounded by death actually afraid of dying? See omnystudio.com/listener for privacy information.

In a special Father's Day episode of Sibling Revelry, Oliver is joined by his own kids who have lots to say about their dear dad! Plus, a shout out to his two dads, his father-in-law, and all the father figures out there! Happy Father's Day! See omnystudio.com/listener for privacy information.

Oliver is joined by Neuroscientist, Dr. James Doty. The renowned researcher, best-selling author, and master meditator spotlights the practice of manifestation. Have we been doing it wrong all along? See omnystudio.com/listener for privacy information.

Oliver is joined by his friend and producing partner, Legendary Sportscaster Joe Buck. They offer up a hilarious play-by-play when it comes to their brotherly bond, their views on life, and even their 'Daddy Issues.' And which one of these guys admits to using botox? See omnystudio.com/listener for privacy information.

Kim and Penn Holderness are a comedic couple who have racked up billions of views with their viral family sketches. While they continue creating content for their millions of followers, they are also calling attention to Attention Deficit Hyperactive Disorder. While ADHD is often treated with medication, the Holderness family wants to shine a light on the many positives for people with ADHD, like creativity and problem-solving skills. See omnystudio.com/listener for privacy information.