Washington, Dec 16 : American singer Aubrey O'Day has finally come out about being a lesbian, according to reports.

O'Day was at the Zen Green Tea Liqueur launch in Hollywood on December 10, where she is said to have been accompanied by her girlfriend.

"That's right," Fox News quoted a source as saying.

"Aubrey is out and proud," the source added.

Another source revealed that O'Day was heard happily telling pals about her new girl-on-girl romance.

Earlier this week the "Hairspray" starlet showed up to SKY Group''s launch of the BlackBerry Pearl Flip at Highbar and later at NASCAR''s party at Marquee with a woman she introduced as her girlfriend.

Back in August O'Day was also pap-snapped locking lips with New York socialite/heiress, Lydia Hearst. (ANI)