Chris Cagle (search) was excited about becoming a first-time dad, only to learn after the baby was born that he isn't the father.

In a posting on his Web site that asks for privacy, Cagle told fans: "As many of you are aware, I had been anxiously awaiting the addition of a new baby to my life. The baby has been born and both mother and child are in good health.

"Since the birth, however, we have discovered that biologically, the child is not mine."

There were no other details. The mother was believed to be the girlfriend of Cagle, who is not married.

The country singer's publicist at his label, Capitol Records (search), and his manager wouldn't comment.

Cagle, 36, also said in the statement, posted Monday, "As excited as I was about becoming a new father, my disappointment now is equally as strong. So out of respect for all that are involved, please allow this situation to remain private."

His 2000 album, "Play it Loud," catapulted Cagle to country music fame, aided by the hit single "Laredo." Earlier this year, he released his third album, "Anywhere but Here."