This weekend on The iHeartRadio Countdown Mario's wife Courtney takes over as guest host! Mario is in New York City so Courtney stepped up to the mic and counts down the top 20 songs in the land for you guys. She talks about some of the latest music news, plays a few of her favorite throwback tracks and more! Spoiler alert though, Adele reigns supreme at #1 for another week with 'Easy on Me'! Check out the official music video for that track below and be sure to tune in this weekend!
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