scott wolf Tweeted that himself and his wife are expecting their second BABY

Scott Wolf & Wife Expecting Baby No. 2

Scott and Kelley Wolf

It's going to be a party of four for Scott Wolf.

The former Party of Five star, 43, announced on Twitter that he and his wife, Real World: New Orleans alum Kelley, 35, are expecting another baby.

"Just between the 10,149 of you and me, my wife and I are expecting our second child," Wolf Tweeted on Saturday. "We are expecting that because she's pregnant. Happy us."

Married since 2004, the couple have a 3-year-old son named Jackson Kayse and reside in Utah.