Article continues below advertisementPrince lived by a set of rules as idiosyncratic as his sound - and OK! can reveal one of his most extreme habits - surviving on nothing but pancakes for days at a time - has resurfaced as fans prepare to mark the 10th anniversary of his death.Jason Pomeranc, a hotelier who co-founded Thompson Hotel Group, has described in a new profile of the mercurial musician how he would descend unannounced on Los Angeles nightlife, commandeering stages and schedules alike unannounced.