iHeartRadio Countdown - Weekend of February 24th, 2018!

This weekend on The iHeartRadio Countdown with Mario Lopez we've got countdown debuts from Camila Cabello and Zedd! Plus we're playing a ton of Mario's favorite throwbacks and counting down the rest of the top 20! Can Ed Sheeran remain at the #1 spot for an 11th straight week!? Tune in to find out!

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