TMZ — Floyd Mayweather was true to larger-than-life form Saturday night, celebrating his big 4-0 with about a million celebs. The bash went down at the J.W. Marriott at L.A. Live.  Mariah sang Happy Birthday, Justin Bieber followed with "Where are U… ... more info

MTV.co.uk News — The Let Me Love You singer had a work out during a break from his Purpose World Tour more info

MTV.co.uk News — Happy Friday! more info

Dlisted — Justin Bieber’s au pair better schedule him in for a refresher course at the Potty Training Academy of Calabasas, because it looks like he forgot to shake after going pee pee times. His au pair also needs to take down his potty training academy ce... more info

The Mirror — The singer was snapped out in Los Angeles with stain on his trousers more info

TMZ — We know Justin Bieber's pissed at The Weeknd ... but who knew it was literal? Biebs was cruisin' along Wednesday in WeHo in $400 sweats that will now resell on eBay for either a lot more or a lot less. His aim on the basketball court… more info

The Mirror — From how to get tickets to who is on the line up - here's is everything you need to know about more info

411 Mania — She doesn't want to be put in their shadow... more info

PopSugar UK — Bruno Mars is an incredibly talented singer, but did you know he's also a writing genius? Not only is he a part of The Smeezingtons (a songwriting and production team), but he's also penned a handful of hits you probably didn't even know came from hi... more info

TMZ — Selena Gomez thinks Justin Bieber needs to move on from his obsession with her, and she's vowing never to get lost in the shadow of another relationship ... so say people close to her. We're told Selena isn't angry at Justin for attacking her new… ... more info