Time waits for no man.

WATCH
The Clock
What: Christian Marclay spliced thousands of film fragments so that his 24-hour movie unfolds in real time.
Why: Can’t sleep? It’s open all night.
When: Thurs., 10 a.m.-Sat., 6 p.m.
Where: White Cube, 25-26 Mason’s Yard, SW1Y 6BU (020 7930 5373).

SEE
Florist
What: Floral artefacts, photography, sculpture, installations and flower-inspired fashion at Showstudio’s exhibition dedicated to traditional still life.
Why: Contributors include Guy Bourdin, Mary Temple, Giles Deacon and Vivienne Westwood.
When: Today-13 Jan. Tues.-Sat., 11 a.m.-6 p.m.
Where: 1-9 Bruton Pl., W1J 6LT (020 7399 4299).

SMOOCH
Kiss, by Paul Cocksedge Studio
What: Activate the 50,000 red and white LED lights on Covent Garden’s 50-foot Christmas tree by kissing (or holding hands) under the mistletoe.
Why: That’s what we call chemistry.
When: Today-2 Jan. Daily, noon-9 p.m.
Where: Covent Garden, West Piazza, WC2E 8RF.

WOOF
Lily’s Kitchen Diner
What: A pop-up pet paradise where Fido can eat organic food (slow-cooked lamb hotpot, beef and spelt), be pampered (at the belly rub bar or acupuncture zone) and learn tricks with a dog behaviourist.
Why: Pup cakes (for humans) provided by MyChelle’s Baketique.
When: 9 Nov.-23 Dec. Daily, 10 a.m.-6 p.m.
Where: 30 Pimlico Rd., SW1W 8UT.

EAT
Wright Brothers Soho
What: Borough Market oyster and seafood specialists open a second restaurant in West London.
Why: Moules marinière, oyster pie, dressed Cornish crab and more, any time of day.
When: From Fri. Mon.-Sat., noon-midnight; Sun., noon-11 p.m.
Where: 13 Kingly St., G7/G8 Kingly Ct.,W1B 5PW (020 7434 3611).

Photo: Christian Marclay / Courtesy of White Cube