The 200-or-so guests enjoying the live music and champagne included bosses from house-music label Hed Kandi, which revealed it was in talks with Slam about some PR support.
As Slam's party carried on in an upstairs room, the club downstairs filled up with the outlandish devotees of the Trannyshack club night, making for some interesting encounters for our blushing female journalist in the bathroom.
Hooper, meanwhile, was keen to explain how Slam (whose previous head honchos Diary has lost track of over the years) will offer the best of both worlds: a 'small, lean creative hot-shop boutique' that will 'cut off the fat' of its parent firm, WS.
Neither UK consumer MD Scott Wilson nor CEO Colin Byrne, both of whom Hooper warmly praised, looked particularly porky from where Diary was sitting.
