Rocker Pete Wentz took it to Instagram, on Monday, to announce that he and his girlfriend, Meagan Camper, are expecting a baby.

Pete Wentz and girlfriend are expectingOn Monday, 34-year-old Pete Wentz announced that he and his model girlfriend are going to be parents. “We’re super excited to announce we’re expecting a baby”, he wrote on Instagram, near a photo of the two kissing and him gently touching her belly.

This will be Meagan Camper’s first child, while the Fall Out Boy rocker is getting ready for baby No. 2. He is already a father to 5-year-old Bronx, from his previous marriage, to Ashlee Simpson. The baby sister of singer Jessica Simpson married Wentz in 2008. They divorced in 2011 and recently, Ashlee announced that she was engaged to her current boyfriend, Evan Ross.

Wentz and Camper have started seeing each other three years ago and earlier this year, he talked about taking things to the next level. While invited on “The Wendy Williams Show”, he said that they have talked about marriage “a lot” and that he was indeed “very lucky” to have Camper in his life.

The baby’s due date and gender are yet to be revealed.