Allergan & Valeant & Actavis & Salix: Can This Love Quadrilateral Work?

Since when did Valeant Pharmaceutical’s (VRX) of Allergan (AGN) become Bob & Carol & Ted & Alice for the pharmaceutical set? Bloomberg News Allergan wants Salix Pharmaceuticals (SLXP) but Valeant wants Allergan so badly it upped its bid for the maker of Botox, which could mean that Allergan ends up in the arms of Actavis [...]