Perez Hilton — Katy Perry just gifted us all by giving us our Labor Day weekend soundtrack! Katy shared her remix of This Is How We Do, and we just roared with excitement! She joined forces with Grandtheft, and the end product is pretty AH-Mazing! Excited for this ... more info

Stereogum — This past Sunday, Riff Raff was Katy Perry’s date to the VMAs. They wore matching denim leisurewear, an apparent tribute to the outfits that Justin Timberlake and Britney Spears had worn to the show during the peak teenpop era, and they looked terr... more info

Perez Hilton — Hands off, RiFF RAFF, Katy Perry is a taken woman! Well, the singer hasn't come out and publicly announced that she and Diplo are an item, but eyewitnesses at Seth Meyers' Emmys party are saying these two are definitely more than friends! Partygoers ... more info

TMZ — No one believed Riff Raff when he told us he was hooking up with Katy Perry -- but when they showed up together at the VMAs together … in matching outfits … we started to reconsider. And then we came to our senses and realized there's NO… more info

Perez Hilton — Man, last night's VMAs were pretty CRAZY! From Beyoncé absolutely shutting it down to Blue Ivy stealing the show with her cuteness, there were a lot of crazy things happening! Taylor Swift adorably danced throughout the whole show and Katy Perry c... more info

Perez Hilton — Katy Perry brought a rather inneresting date to the VMAs last night. The Dark Horse singer rocked the iconic denim look with her date of the night, rapper RiFF RAFF and they looked like they were having a grand 'ole time until things took a somewhat ... more info

Time — Including Katy Perry's "ode to Britney and Justin" more info

Mercury News, California — Katy Perry and Riff Raff took it back to 2001 Britney Spears and Justin Timberlake in matching denim, while Amber Rose channeled Rose McGowan circa 1998 in barely there silver with cascading chains at Sunday's MTV Video Music Awards. more info

TMZ — ON TODAY'S SHOW Nick Cannon is Concerned about Mariah's Mental Health Katy Perry's Shocking, New Boy Toy A 'Game of Thrones' Nudity Controversy! Iggy Azalea Goes Down Hard SKYPE US TMZTVSHOW TWEET US Tweet to @TMZLIVE more info

TMZ — Riff Raff tried telling us he was dating Katy Perry months ago and we didn't believe him ... but Sunday night, the two looked like quite the couple ... even talked about having babies together. Following the VMAs, our photog spotted the happy… ... more info