YOUR RADIO CHART PREVIEWS

We've put our radio news updates in their respective "silos," but here's your pocket guide to some key Mediabase formats. At Top 40, RCA keeps the Ronson/Mars "Uptown Funk" bumping at #1 for a sixth week, while Big Machine's Taylor Swift makes big gains and Kemosabe/ Columbia's Lunchmoney Lewis debuts on the chart. Ronson rules at Rhythm too, with labelmate Pitbull at #2 as Roc Nation's Rihanna, Kanye & Paul hit the Top 10. And RCA's Walk the Moon spends another week atop the Alternative chart, while Epic's Modest Mouse should take over next week. Meanwhile, RCA currently has the #1 record at six formats and is gunning for a seventh; stay tuned.