Meagan Camper, Pete Wentz Meagan Camper, Pete Wentz

It's another boy for a Fall Out Boy!

The band's bassist, Pete Wentz, and his girlfriend Meagan Camper welcomed a son on Wednesday, People reports.

More of the craziest celebrity baby names

The couple named their new addition Saint Lazslo. "Mom and baby are happy and healthy," his rep said in a statement to the magazine. "They are thrilled at the addition to the family and Bronx is over the moon to be a big brother."

Wentz, 35, already has a 5-year-old son, Bronx Mowgli, with his previous wife, Ashlee Simpson. He and Camper, 25, have been together for three years.

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