Did Britney and Christina expect quite such a slobbering expression of gratitude from Madonna at last night's MTV Video Music Awards? ...the 45-year-old Queen of Pop foisted lingering, open-mouthed kisses on the pretenders to her throne. Britters and Aggers were together to perform an ironic Like A Virgin, the song with which Madonna kicked off the MTV awards way back in 1984. The pair were decked out in the same kind of white wedding dress worn by Madonna for that seminal performance, writhing around on stage like good 'uns. Then Her Madge appeared, dressed in black, and greeted her tribute-payers...