This weekend on The iHeartRadio Countdown with Mario Lopez country star Hunter Hayes will be zooming into the show! He's got a brand new single out called 'The One Who Got Away' which sounds like nothing you've ever heard from Hunter and an album on the way as well. Plus he was on the last season of FOX's hit show 'The Masked Singer', has some big touring hopes for 2021 and more! So we'll catch up with him, countdown the top 20 songs and play some of Mario's favorite throwback classics! Tune in!