Nielsen Music's Dave Bakula chats with Billboard co-directors of charts Keith Caulfield and host Gary Trust about how Nielsen has tracked music consumption for a quarter-century. Also: a countdown of the five best-selling albums in the U.S. of the past 25 years.

Chart Beat: Nielsen Music's Dave Bakula 25 Years of Nielsen Music Data on the Billboard 200

Gary Numan, rave legends The Orb (Alex Paterson and Thomas Fehlmann)and New Orleans genius Quintron chat about the prohibitive expense of synthesizers "back in the day," how to put a bee in a helmet, and the incredibly boring distinction between analog and digital electronic creation.

Moogfest 2016 Roundtable: Gary Numan, The Orb, Quintron and The Body

ABC Radio's manager of entertainment programming Andrea Dresdale joins host Gary Trust to predict who might have the biggest songs this summer, from Justin Timberlake, Drake and Desiigner to Rihanna, Adele, Ariana Grande and more.

Chart Beat: Predicting Songs of the Summer With ABC Radio's Andrea Dresdale

Music Choice's Damon Williams chats with host Gary Trust about the service's deep menu of cable TV audio channels, its many interactive features planned for the summer and its upcoming fourth-quarter expansion of its video presentation.

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