"Adam Lambert has never been into labels but has used the term “bi-curious” to describe himself in past interviews... here are the details about the 28-year-old singer’s kissing — yes, a girl," reports JustJared.com. "Adam made out with pop phenom Ke$ha during the Club 57 Saturday soiree on February 13 at a gay nightclub in New York City called Providence. Multiple times!!!"

“She tasted like Goldschläger and maple syrup,” Adam told JustJared.com.

Why did they kiss?

“It’s an energy thing,” Adam recently told the radio show BLI In The Morning.

“She’s really pretty, we were laughing and we just started kissing. She’s a great [kisser].”

Read more at JustJared.com