Perez Hilton — Jim Carrey is sooo random! You never know when and where he'll show up! He surprised a karaoke crowd in NYC over the weekend, getting up on stage at Arlene's Grocery where he performed not one, not two, but THREE songs for a bunch of rowdy fans. Jim... more info

Stereogum — In the grand tradition of Stereogum covering comedians covering Radiohead, here is putty-faced entertainer Jim Carrey and his band (of course) on the Lower East Side Friday night giving the business to “Creep” at forgotten rock room Arlene’s Gr... more info

Guardian Music — This 23-year-old songwriter's private agony will soon be going public now that he's signed with Radiohead's agencyHometown: London.The lineup: Keaton Henson (vocals, guitar).The background: Friday's new act couldn't have been more electronic if he'd ... more info

Stereogum — Earlier today, we posted two new tracks from the German production duo Modeselektor, both of which feature one Thom Yorke on the mic. And now another track from the Radiohead/Modeselektor connection is out in the world. Modeselektor remixed Radiohead... more info

Stopcryingyourheartout.com — Radiohead, Noel Gallagher and Kasabian are among the acts that have been named early .Bookies William Hill have released an extremely early perdition for next year's potential Mercury Prize winner. Kasabain have been named favourite to pick up the aw... more info

NME — Bookmakers also like Ed Sheeran, Florence And The Machine and Coldplay's chances more info

Gigwise — In early odds from bookies... more info

Guardian Music — How to be a top music tweeter, plus PG Wodehouse and the Nazis and a Ghostbuster in EustonHow to be a top tweeterBob Lefsetz is a maverick, speaks-his-mind kind of guy, who every week whacks out a news-letter telling the music industry what he thinks... more info

Stereogum — Scott Weiland definitely wants us to think he’s cool. On his website, the Stone Temple Pilots frontman is selling a digital-only comp that features covers of cool songs, all curated in a weirdly showy way. It’s pretty ballsy to start your cover a... more info

Guardian Music — This week on the web music roundup, the BBC's extensive coverage of the Reading festival came at the unfortunate expense of the Notting Hill CarnivalIn a UK music scene currently dominated – and enlivened – by urban music, it seems a pity that th... more info