"She"?

Point of order/pedantry – Mel C's song with Bryan Adams, When You're Gone, was a huge and enduring hit in 1998 but didn't make UK no.1, it got to no.3. She did however have two 'solo' Number Ones in 2000: Never Be The Same Again featuring Lisa 'Left Eye' Lopes and I Turn To You. Counting the first of those as a duet,…