Singer Britney Spears looked every bit the beach bum on Thursday in a hot bikini pic. Too bad the 30-year-old is headed back to work soon!

Photo! Britney Spears' Bikini 'X' Pack
Spears wrote, “Having some fun in the sun... don't want summer to be over!”
Britney’s first episode as a judge on “The X-Factor” premieres Wednesday, Sept. 12 on FOX.