Rihanna shares a handwritten letter to her fans.

+ Rihanna shared a handwritten letter to her Navy via Instagram. "As we continue this journey together, we'll write new stories, share more laughs... and take not one moment for granted," she wrote. (Idolator)

+ Rihanna and Bruno Mars will perform on the season finale of "The Voice." Kelly Clarkson will also grace the stage. The season closer airs Dec. 18 on NBC. (Rap-Up)

+ Listen to T.I.'s NSFW "Guns And Roses," which features Pink. He aptly describes the song as a "bittersweet romantic story." The song appears on T.I.'s Trouble Man, which drops Tuesday. (Rap-Up)

+ The 70th Golden Globe Awards nominees were announced yesterday, and in the "Best Original Song" category, Adele was nominated for "Skyfall" from the latest James Bond flick and Taylor Swift was nominated for "Safe & Sound," her original track from "The Hunger Games." (MTV News)

+ Adele and Carly Rae Jepsen were the top sellers on iTunes this year. Adele's 21 sold more than 10 million copies, and though it was first released in 2011, it continued to sell through 2012. Carly topped singles sales with "Call Me Maybe." (Billboard)

+ Adam Lambert is pumped about his upcoming hosting duties and performance of a Madonna song, though he won't say which one, in a video teaser for "VH1 Divas." The show airs live on VH1 this Sunday at 9 p.m. ET. (MTV News)

+ Watch One Direction's Harry Styles and Ed Sheeran sing karaoke to Elton John and Kiki Dee's "Don't Go Breaking My Heart" while Taylor Swift dances around the stage. They probably shouldn't take it into the recording studio, but hey, at least they're having fun! (Idolator)

Photo credit: Rihanna's Instagram