Pop Shop Podcast: Shawn Mendes Interview, Sia, Trey Songz & More

Listen to the latest episode of Billboard.com's weekly audio breakdown.

Welcome to the latest episode of the Billboard.com Pop Shop Podcast, Billboard's weekly half-hour audio breakdown of the Billboard charts, hottest music news and year's biggest musical events. Casual pop fans and chart junkies can hear Billboard.com associate editor Jason Lipshutz and Billboard associate director of charts Keith Caulfield every Thursday on the free Pop Shop Podcast, which can be streamed on Billboard.com or downloaded in iTunes (click here to listen to last week's episode).

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This week's special guest is 15-year-old Vine star Shawn Mendes, who announced his mainstream arrival when his debut single "Life of the Party" rocketed to No. 24 on the Hot 100 chart in its first week. Mendes talked about what the past month has been like for him, his humble YouTube beginnings, comparisons to Justin Bieber and what fans can expect from his debut EP, due out later this month. Jason and Keith also talked about Trey Songz's No. 1 album debut and the R&B star's level of consistency; Sia's "1000 Forms of Fear" and faceless promo run; Hot 100 moves by Ariana Grande, 5 Seconds of Summer, Charli XCX and Maroon 5; and an awesome chart stat of the week about the Rolling Stones.

Listen above, or click here to stream/download in iTunes. Click here to rate the Pop Shop Podcast on iTunes! And be sure to find Jason or Keith on Twitter with any questions or comments.