Galaxy FM, Real Radio and The Pulse walk into a bar.
The barman refuses to serve them, on account of them being radio stations anthropomorphised by a writer struggling to invent a punchline that would work in such a surreal setting.
( The Mock TurtIe ™ --- Thinks you are a cunt, on, Mon 27 Apr 2009, 21:01, archived)

Alternatively:
Knock knock.
Who's there?
Scouting For Girls. Knock knock.
Who's there?
Scouting For Girls. Knock knock.
Who's there?
Scouting For Girls. Knock knock.
Who's there?
Scouting For Girls. Knock knock.
Who's there?
Scouting For Girls. Knock knock.
Who's there?
Scouting For Girls. Knock knock.
Who's there?
Scouting For Girls. Knock knock.
(etc.)
( The Mock TurtIe ™ --- Thinks you are a cunt, on, Mon 27 Apr 2009, 21:02, archived)

The second single ran like this.
Who's there?
Scuoting For Grils. Not Scouting For Girls at all, oh no... Knock knock.
Who's there? (etc.)
( The Mock TurtIe ™ --- Thinks you are a cunt, on, Mon 27 Apr 2009, 21:07, archived)

In case you haven't already, check out "Scouting for Talent"..
www.myspace.com/stephenfrizfrizzle
(__, Mon 27 Apr 2009, 21:08, archived)

'Now that's what I call cockney' is ace

( Bobson I who milks the milkmen?, Mon 27 Apr 2009, 21:16, archived)

You should see it live

(__, Mon 27 Apr 2009, 21:19, archived)

What's the tune from about 0:40 onwards?

( Bobson I who milks the milkmen?, Mon 27 Apr 2009, 21:22, archived)

'Talk' by Coldplay

(__, Mon 27 Apr 2009, 21:25, archived)

'Talk' by Coldplay "Computer Love" by Kraftwerk
( The Mock TurtIe ™ --- Thinks you are a cunt, on, Mon 27 Apr 2009, 21:27, archived)

And the Jeremy Kyle theme tune, oddly

(__, Mon 27 Apr 2009, 21:29, archived)

I managed about 17 seconds
before wrenching my speakers off the desk and hurling them towards a vat of readily-prepared boiling oil.
( Grrrmachine the indifference engine, Mon 27 Apr 2009, 21:26, archived)

I like that a bit too much you scary bastard

( Derpasaurus DOG FARTS, Mon 27 Apr 2009, 21:16, archived)

Oh, that's one of your creations?
I knew someone on here had done it, but I'd forgotten who... I like it.
( The Mock TurtIe ™ --- Thinks you are a cunt, on, Mon 27 Apr 2009, 21:17, archived)

I noticed Century radio had changed it's name

( Boris Johnson's Press Secretary, Mon 27 Apr 2009, 21:03, archived)