Jay Z, Katy Perry, Miley Cyrus, and Pharrell Williams are also among those with multiple noms
The label's first artist, Ferras, will join Perry's Prismatic World Tour
Special guests include Ed Sheeran, Fall Out Boy's Patrick Stump and Pete Wentz, and Colbie Caillat
There's an asterisk, as second-place "Problem" is technically Ariana Grande's single featuring the rapper
The supermodel lands the No. 1 spot while the actresses come in at No. 2 and No. 5
Pop mavens grace the cover of summer issue
The pop star sings to a lucky fan wearing a polychromatic dreamcoat
Justin Timberlake is your Top Artist, Lorde wins trophy for best newcomer
Hip-hop artist and actor takes the stage on Sunday
A new PBS Digital Studios series explains the history of words, starting with "rant"
What worries the justices about the case
Jimmy Kimmel invited a woman named Emily on his show to whoop the singer in a game of "Who Knows Katy?"
Macklemore & Ryan Lewis scored nominations in eight categories
Network reveals a very full Summer and Fall slate
"Under the Electric Sky (EDC 2013)" hails from "Katy Perry: Part of Me" directors Dan Cutforth & Jane Lipsitz
It's a "hard-hitting" week in the celebrity gossip bureaus with the Katy and Miley "drama" and Justin Bieber pacing around a jail cell
Online petition asks YouTube to remove video due to "blasphemy"
The pop singer's kiss with Perry during a Staples Center performance in Los Angeles set social media abuzz
The "Community" actor will emcee the centennial dinner on May 3
Surviving Beatles' perspectives have grown a little bit since their U.S. breakthrough performance
In camo shorts. In his living room.
Daft Punk takes home the coveted Album of the Year statue -- and a number of others
"Why is the only answer to gun violence MORE guns?" CNN personality laments
TheWrap analyzes the key Grammy matchups before music's big show
Some kids pray for world peace, the "Roar" singer prayed for big boobs
Bruno Mars and Justin Timberlake are nominated -- but not nearly enough
Stevie Wonder joining Daft Punk
Overall low selling year for albums, but singles have thrived, according to Billboard
Katy Perry also watches Speaks kick off residency at Planet Hollywood
Perry and John Mayer's video is "more authentic" than "Bound 2," singer says