Picking out a name for just one baby can be tricky enough, but those expecting twins naturally face an additional challenge. Parents of twin babies may well find themselves thinking in double every step of the way, from double buggies to double piles of nappies and, of course, double names. But while many may envy their opportunity to use not just one but two of their favourite monikers, this is no easy task. Indeed, these doubly busy parents will likely find themselves scratching their heads