It’s important to stay hydrated while flying, but you’re better off BYOW (Bringing Your Own Water) rather than grabbing a free drink from the beverage cart. Tests done by the EPA a few years ago showed that one out of every seven planes had tank water that did not meet federal standards, and in fact contained bacteria like E. coli.

No doubt about it, Richard Lester has “the knack”: considerable intelligence, explosive visual invention, unequalled cleverness with a camera. Petulia, his latest, parades these virtues – and reveals the defects which prevent him from becoming a major artist. Petulia starts with an almost insurmountable disadvantage...