Britney Spears celebrated her 27th birthday  at a rather trendy Manhattan nightclub, a space conducive to ” what else ” a circus. more info

PopSugar UK — As those of you who took my quiz know, it was Britney Spears' 27th birthday yesterday, and she spent it performing on US TV, before partying it up in the evening. She performed on Good Morning America in her circus-themed get up, putting on a very si... more info

Yahoo! Music — Reuters - Britney Spears starred in her own "Circus" on Tuesday, performing songs from her new album of that name under a big top in New York City, unveiling plans for a 2009 tour and celebrating her 27th birthday. more info

The Newsroom — Britney Spears comeback is in effect. Her new album Circus and WOMANIZER video are dropping just as she celebrates her 27th birthday. She's performing to good reviews and looking healthy and stable. Get a glimpse of Brit-Brit back on! more info

The Newsroom — Britney Spears is re-emerging into the spotlight after her infamous breakdown in '08. Our panelists Kim Seraphin of In Touch & Howard Bragman comment on Britney's documentary FOR THE RECORD, her new music video and recent appearances. more info

Spinner.com — Filed under: News, Holy HellSpinner.com: Even if you don't go there hourly to spy on your friend's friends, it's good to know you can still count on MySpace to bring out the red flags. Case in point? Britney Spears, as part of her comeback campaign,... more info

ET Online — Almost a decade after taking the music scene by storm, Britney Spears has launched her newest album, Circus, for her 27th birthday. Watch as ET celebrates Britney's amazing ride to the top starting all the way back in 1999 -- from her " ... Baby One ... more info

Detroit Free Press — The world just can't stop clicking the "Circus" act. Britney Spears was the most popular search term on Yahoo for the fourth year in a row -- her seventh time topping the list. Spears slammed World Wrestling Entertainment, Barack Obama, Miley Cy... more info

E! Online — Britney Spears can't stop turning 27—or at least celebrating it, anyway. Not only did she have a candle-covered cake at a London nightclub on Saturday, but just this morning... more info

Reuters — NEW YORK (Reuters) - Britney Spears starred in her own "Circus" on Tuesday, performing songs from her new album of that name under a big top in New York City, unveiling plans for a 2009 tour and celebrating her 27th birthday. more info