Have you uttered the phrase “That’s what credit cards are for, right!” recently? More than once? Was it first said jauntily, with a wink and half-smile, but now with a terrifying chill? Thought so! What you need is good ol’ free sh*t to see you through to pay day. Today Young’s Pubs are giving away a pint for the company’s 185th birthday; there’s a David Bowie-in-neon exhibition opening at Halcyon Gallery from tomorrow; and Trafalgar Square hosts a two-stage festival of Japanese culture on Sunday.