Get high.

BOOK
A Room for London
What: Spend the night in Living Architecture’s one-bedroom installation, perched on the edge of the Queen Elizabeth Hall and overlooking the Thames.
Why: You’re looking for a different perspective.
When: 1 July-31 Dec.
Where: Southbank Centre, Belvedere Rd., SE1 8XX. Reservations (£300/night) online at living-architecture.co.uk from noon today.

STYLE
Hari’s Bun Bar
What: Bad hair day? Drop into the Chelsea salon for an updo like the Bow Bun, Classic Betty or Braidy Bun (£25).
Why: You shall go to the ball.
When: Mon.-Fri., 9:30 a.m.-6:30 p.m.; Sat., 9 a.m.-6:30 p.m.; Sun., 11 a.m.-5 p.m.
Where: 233 King’s Rd., SW3 5EJ (020 7349 8722).

SEE
David Hockney RA: a Bigger Picture
What: Much-anticipated exhibition of landscapes by Britain’s greatest living painter.
Why: Don’t miss his iPad drawings, created on the tablet and transferred to paper.
When: Sat.-9 Apr. Sat.-Thurs., 9 a.m.-6 p.m.; Fri., 10 a.m.-10 p.m.
Where: Royal Academy of Arts, Burlington House, 6 Burlington Gds., W1J 0BD. Tickets (£14) online at royalacademy.org.uk.

EAT
Dabbous
What: Chef Ollie Dabbous (Texture) opens his own modern European restaurant and bar in West End.
Why: Beef tartare with cigar oil, roasted king crab with buttermilk, fig leaf ice cream and more.
When: From Fri. Tues.-Sat., noon-11:30 p.m.
Where: 39 Whitfield St., W1T 2SF (020 7323 1544).

COLLECT
London Art Fair
What: Modern and contemporary paintings, sculpture, drawings, installations, photographs, video and editioned prints from more than 100 galleries.
Why: Fill the space on your wall.
When: Thurs., 11 a.m.-9 p.m.; Fri., 11 a.m.-7 p.m.; Sat., 10 a.m.-7 p.m.; Sun., 10 a.m.-5 p.m.
Where: Business Design Centre, 52 Upper St., N1 0QH (084 4848 0136). Tickets (£11-£16) online at speeddata.co.uk.

Photo: Courtesy of Living Architecture