This weekend on The iHeartRadio Countdown with Mario Lopez 80's icon Rick Astley is stopping by the studio! You of course know his massive hit 'Never Gonna Give You Up'! He's about to hit the road on his first US Tour in years, just released a new album and is playing our iHeart 80's Party next weekend! So we'll catch up with him and Countdown the rest of the Top 20!

Tune in!