Jack Osbourne Has Apparently Already Apologized For Attacking His Estranged Wife's New Boyfriend…

At least Jack Osbourne knows when he's wrong!
The celeb made news recently for allegedly punching his estranged wife Lisa Osbourne's new boyfriend, Michael Gabel, in the head immediately after seeing him for the first time -- and now, the apologies are coming out!
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According to sources who spoke today with TMZ, Osbourne was"immediately regretful" for punching Gabel, and he's apparently already trying to smooth things over with the poor guy.
Michael has allegedly