Share 'Janet Jackson & Jermaine Dupri call it Quits after 7 Years'

On July 7, Michael Jackson's family ­gathered to celebrate him at his much-watched memorial service. Noticeably absent? Janet ­Jackson's longtime music-exec boyfriend, Jermaine Dupri. (A pal says Dupri skipped the memorial because he "doesn't attend funerals.") And for good reason. "His friends are telling people it's over," a source tells the new issue of Us Weekly, on stands now. Echoes ano…