Edit: Second sketch:
EXT. DAY. CLARKSON IS WALKING ALONG, TALKING TO THE CAMERA.
CLARKSON: The speed of this has to be seen to be believed, it is truly magnificent. It is the latest masterpiece to come out of Japan.
Clarkson gets on a child's Fisher Price plastic 'Trike' and begins to pedal furiously.
CLARKSON (out of breath): You can really see...the acceleration of these vehicles...when you really push it hard. The cornering is particularly excellent too.
Clarkson stops pedalling
CLARKSON: The yellow and red plastic exterior really gives it a 'playful, but serious' feel. It doesn't take petrol, and at only £19.99 from your nearest Early Learning Centre, this really is a steal.
First:
There is absolutely no point to this, read it and do your worst people!
EXT. DAY. JEREMY CLARKSON STANDING AT A ROADSIDE, GETTING READY TO FILM A PIECE.
MAN (off screen): And...action!
CLARKSON: Speed!
Cut to video of speeding car
CLARKSON: Handling!
Cut to different video of a speeding car
CLARKSON: Thrust!
Cut to yet another video of a speeding car
CLARKSON (looking embarrassed): Er... sorry could we do that again? I just came in my pants. Is that alright? Can we-
CUT TO. EXT. DAY. CLARKSON AGAIN STANDING AT ROADSIDE.
MAN (off screen): Action!
CLARKSON: Power!
Cut to video of speeding car
CLARKSON: Acceleration!
Cut to another video of speeding car
CLARKSON (again looking embarrassed): Sorry...I just came in my pants again. Can we...can we do that one again?
CUT TO: EXT. DAY. CLARKSON STANDING AT ROADSIDE AGAIN.
CLARKSON: So it’s all sorted for this one, yeah?
MAN (off screen): We’re good to go, yeah. And...action!
CLARKSON: Power!
Cut to video of David Cameron cycling
CLARKSON: Handling!
Cut to video of Boris Johnson turning a corner on his bicycle
CLARKSON: Determination!
Cut to video of Margaret Thatcher getting out of a car
CLARKSON (again, embarrassed): It’s happened again... sorry.
END.