This weekend on The iHeartRadio Countdown with Mario Lopez Katy Perry will be joining us via Zoom! Katy just dropped a brand new single called 'Daisies', she's getting ready to drop her 5th studio album 'KP5' and of course is pregnant with her first baby! So we'll catch up with her and talk about all of that! Plus play some throwback classics, countdown the top 20 and much more! Tune in!