Reality TV star Jack Osbourne and wife Lisa Stelly are expecting their second child together. The Osbournes, who are already parents to one-year-old Pearl Clementine, announced the happy news on Twitter.com on Tuesday (06Aug13). Stelly wrote, "Jack and I are super excited to share with you all that we are expecting our second baby! "I am in my second trimester, feeling great & trying not to eat everything in sight. We feel so blessed that our family is growing & Pearl will have a little brother or sister to play with. It’s crazy to think that we will soon be a family of four!" The couple married last year (12).