Agenda: Lily Allen; Haider Ackermann; Joy of Living; Metronomy; famous movie objects

Fashion: The perfect match

Wedding dresses are doing great business in Fashionland. All eyes may be on Kates Middleton (will she really wear McQueen?) and Moss (will she stand by Galliano?) but pop-retiree-turned-vintage-boutique-owner Lily Allen has stolen a measure of their thunder by revealing that she will be heading down the aisle in a frock from Chanel's Karl Lagerfeld after being spotted at the label's Paris studios. It knocks Pronuptia into a cocked hat, doesn't it?

Face to watch: Haider Ackermann

Renowned for his dramatic silks and leathers, the Colombian designer was the talk of the Paris shows. With fans including Lady Gaga and Tilda Swinton, it's only a matter of time before the big fashion houses come a knockin'

Lexpionage: Fergonomics, n

The opaque system by which the royally connected are kept in designer dresses and haute-cuisine dinners. Tends to thrive off an exaggerated sense of entitlement and serious errors of judgement

Social networking: Match the tweet to the star

Dom Joly, Alain De Botton, Elizabeth Hurley, Milla Jovovich

1 Anybody fancy talking to a troll – here is his number

2 The wonder of relationships is just how many times one can be sure "this time it's 100% over" – and be proved stubbornly wrong

3 Fyi country music banned today

4 Yea, school is pretty nasty, but a necessary evil I guess. she has fun there though * the green snot goes w the territory.

Answers at the bottom of the page

App watch: Situationist

Unleash your inner exhibitionist and embark on chance encounters with this locational app inspired by the French avant-garde movement. Alerting you when a fellow Situationist is nearby, it will then suggest random interactions to carry out, from hugging to bag-inspecting. Not for the faint hearted, it's free from iTunes store

On the radar: Because some things are still worth getting excited about...

Design: Joy of Living

Play artistic Guess Who? at this mystery charity sale for which 100 established and emerging designers have contributed joy-themed works on A4 graph paper, all priced £250. Somerset House, from Tuesday to 21 March

Music: Metronomy

The cerebral electro-poppers' latest album, The English Riviera, isn't quite a holiday, but its hazy romanticism and sinuous melodies are guaranteed to put a spring in your step when it's released next month

Web: Famous Movie Objects

Time-wasting manna arrives in the form of this stylishly sketched, hangman-style game in which you have to figure out the film classic from its iconic prop famousobjectsfromclassicmovies.com

TWEET: 1. DOM JOLY; 2. ALAIN DE BOTTON; 3. ELIZABETH HURLEY; 4. MILLA JOVOVICH