https://www.virginvoyages.com/cruise...ay-cruise-deal

Second person goes free on selected Virgin cruises, so 50% off the total; increase over the global deal of 35% off.
And unannounced bonuses based on bilt status for all cruises.

EDIT: Big change coming in October according to footnote in email - the 2x rent day points will be limited to 1000 (down from 10000).