Perez Hilton — We're so thankful for activists like Katy Perry and Brooke Axtell. After a moving spoken word piece by Brooke, a domestic violence survivor, Katy delivered an emotional performance of By The Grace of God at the Grammys. [ Related: Katy Talks About He... more info

MTV.co.uk News — There wasn't a dancing shark in sight as KP proved she's up there with the leading ladies of the music business… more info

Time — No Left Shark in sight more info

Time — Before a spare performance of "By the Grace of God," Katy Perry invited activist Brooke Axtell to share her story more info

Perez Hilton — We love seeing the amazing ways ladies find to express their curves on the red carpet — and apparently we aren't the only ones looking! Katy Perry and Miley Cyrus ran into one another at the Grammys and couldn't help but get a gander at each other'... more info

Perez Hilton — This week has been wild… And it's not just because Kim Kardashian West, Kanye, and North went to the zoo! So much has happened! Katy Perry got a Super Bowl tattoo, Reese Witherspoon went to the movies, and Kylie Jenner seemed to misplace her lips! ... more info

Perez Hilton — This will add fuel to the rumor fire! Katy Perry recently threw a party at her home and one person who stuck by her side the entire time was another certain musical performer. Can you guess who? If you picked John Mayer then you would be absolutely r... more info

Perez Hilton — He's getting the shots in while he still can! John Mayer hosted his last night of The Late Late Show on Friday night, and during his monologue, he took the opportunity to jab his ex lover Taylor Swift! In a major way! [ Related: Was Katy Perry Shadin... more info

Time — It'll be free to play for everyone with an iOS or Android device more info

Stereogum — Though it’s sometimes hard for me to take him seriously, John Mayer was a surprisingly good substitute host for the Late Late Show, kicking things off by mocking his status as a “substitute teacher” for the show. Tapping into the idea that subs... more info