Iconic Rock Star Becomes a Grandad for the First Time 46 Years After His Death

46 years after his tragic death, iconic rock star and Beatles legend John Lennon is officially a grandad. Lennon’s son, Sean Ono Lennon, has announced that he and his longtime girlfriend, Charlotte Kemp Muhl, have welcomed their first child. The pair shared the news in an Instagram post, revealing that their little “Human Bean” is…