Well, why not? Runway models need a saint to look after them, maybe more than the rest of us. Those spikey heels are treacherous!
According to one legend, Vib--or Bibiana, as she's sometimes known, was one of two daughters of Flavianus, a prefect who was banished by Julian the Apostate. Julian, the last pagan emperor of Rome, reigned only two years--but that was long enough to renew persecution of Christians. The virgin Bibiana was tortured and martyred. Why shouldn't she be safeguarding and guiding runway models?
So nice that the old Cathedral still finds a place in our modern world. Here's a previous blog entry.