Jack Osbourne expecting a baby with pregnant fiance Lisa Stelly

“I”m going to be a daddy”: Jack Osbourne reveals new fiance Lisa Stelly is pregnant

8:11 PM on 12th October 2011

Bombshell: Jack Osbourne has revealed his fiancee Lisa Stelly is pregnant with his first child, seen here on Piers Morgan Tonight making the announcement

Bombshell: Jack Osbourne has revealed his fiance Lisa Stelly is pregnant with his first child, seen here on Piers Morgan Tonight making the announcement

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You”ll be next! Jack and Lisa posted a picture of themselves at a friend”s wedding in August

Mother-to-be: Jack Mother-to-be: Jack

Mother-to-be: Jack”s fiance Lisa Stelly goes shopping in West Hollywood, but her bump is barely visible as she clutches a green smoothie

Revelations: Jack was joined by parents Ozzy and Sharon as he chatted to Piers

Revelations: Jack was joined by parents Ozzy and Sharon as he chatted to Piers

Food run: Jack and Lisa snapped together for the first time in public last month soon after news of the engagement

Food run: Jack and Lisa snapped together for the first time in public last month soon after news of the engagement

Virtual happiness: Lisa took to her Twitter page to announced news of their engagement last month

Virtual happiness: Lisa took to her Twitter page to announced news of their engagement last month