TULSA, Okla. — The drummer for the rock group Hanson is now a first-time father.

John Ira Shepherd Hanson was born Tuesday to Zac Hanson and his wife, Kate, at an undisclosed hospital in Hanson’s hometown of Tulsa.

The baby boy weighed 8 pounds, 4 ounces.

“I am so overjoyed to meet Shepherd,” Zac Hanson said in a statement posted on the group’s Web site.