Ozzy Osbourne apologized on Facebook yesterday for his “insane behavior” while drinking and taking drugs over the past year and a half, posting a note in which he also denied that he’s splitting from his wife Sharon. “I was in a very dark place and was an asshole to the people I love most, my family,” the Black Sabbath frontman wrote. “However, I am happy to say that I am now 44 days sober. “The note comes in the wake of rumors that Osbourne’s 31-year marriage was in trouble after Sharon Osbourne was seen moving into a new Beverly Hills property and not wearing her wedding ring, according to USA Today. In his post, however, Osbourne said that the couple have not broken up. “Just to set the record straight, Sharon and I are not divorcing,” he wrote. “I’m just trying to be a better person. ” The singer ended his note with an expression of regret for the way he’s acted in recent months, writing, ”I would like to apologize to Sharon, my family, my friends and my band mates for my insane behavior during this period . . . and my fans. “Black Sabbath is currently prepping for the June 11th release of their new album 13, which marks the heavy metal group’s first release with Osbourne on vocals since 1978′s Never Say Die! The band will premiere a new “End of the Beginning” will premiere on the May 15th season finale of CSI: Crime Scene Investigation. Black Sabbath have also announced four North American concert dates this summer.