By Jasmine Allday Sharon Osbourne has slammed James Corden in a savage rant on Celebrity Big Brother. The former X Factor judge made her feelings clear about a string of A-list celebrities including James, Anna Wintour and Ellen DeGeneres as she chatted with pal Louis Walsh and fellow housemate Gary Goldsmith about name droppers. Speaking to Louis Walsh and Gary Goldsmith about celebrities who name drop, Sharon revealed: “I tell you who does that, James Corden. He does that all the time. I go to him, ‘I really like your shoes’ and he goes ‘Stella McCartney’. “I didn’t ask you who made them – I…