Every Friday, the iTunes Store adds new music to its lineup. This week, there are new albums from Sia and Rihanna, hip-hop discounts, Wiz Khalifa pre-orders.

New music this week starts with the seventh studio album from Sia, This Is Acting. Rihanna has also released her latest album, ANTI. You can also check out Matter, the latest album from St. Lucia. Finally, check out Nine Track Mind, Charlie Puth's debut album.

In music deals this week, the iTunes Store has discounts on a number of Hip-hop and R&B albums, both classic and new releases. The collection includes albums from Bryson Tiller, Drake, Monica, and Andra Day. Albums in the collection are available for $6.99 each.

In pre-orders this week, we start with the sixth studio album from Wiz Khalifa, simply titled Khalifa, due out February 6. Christion Gray will release The Glory Album on March 11. Also coming on March 11 is Painkillers, the debut solo album from Gaslight Anthem singer Brian Fallon.

Check back next week for more great music from the iTunes Store.