Let's hear it for Delia 
http://news.bbc.co.uk/1/hi/entertainment/8007779.stm
Oh, and why's no one mentioned Hitchhiker's Guide?
What is the best theme tune of a TV show? Page 9
Another vote for Sorry! Awesomeness!
Close contenders:
Red Dwarf
The Sopranos
Fighting Talk (on FiveLive -- actually a good bit of a Beastie Boys song that I don't like the rest of)
Chorlton and the Wheelies, as someone mentioned, wins the award for 'Can't Get It Out Of Your Head For Days Once Someone's Mentioned It Now'.
Dan
Glad to be of service.
"Bum-ba bum-ba bum-ba bum-ba bum-ba bum-ba bow!"
Dan
#..all the sights of Wheelie World!#
Quote: Balf @ April 20 2009, 8:56 PM BSTOh, and why's no one mentioned Hitchhiker's Guide?
I did mention Enter Sandman - H2G2
Quote: swerytd @ April 20 2009, 9:19 PM BST"Bum-ba bum-ba bum-ba bum-ba bum-ba bum-ba bow!"
Dan
The Southbank Show!
Quote: David Bussell @ April 21 2009, 2:17 PM BSTThe Southbank Show!
They are *extremely* similar, now you mention it. But one has grown-up instruments playing and the other kind of makes a kiddy Booooooooooooooooooowwwwwwwwwwwwwwwwwwwwwww elastic-y sort of noise...
Dan
Red Dwarf
Minder
The Sweeney
One Foot In The Grave
Sorry!
...with the neon graphics et al
Nightingales theme (A Nightingale Sang in Berkeley Square) sung by Robert Lindsay. Fits the programme perfectly.
Monthy Python's Flying Circus.
Quote: NickTheDon @ April 19 2009, 4:12 PM BSTDon't know if it's been done already, but the theme tune to The Sopranos (Woke Up This Morning by Alabama 3) is incredible.
'Tis indeed. Good choice, mate.
Quote: David Bussell @ April 21 2009, 2:17 PM BSTThe Southbank Show!
Pagannini Variations as played by Julian Lloyd-Webber the pretty one of the two.
The Ronnie Hazelhurst theme tune for Sorry! closely followed by his theme tune for The Fall And Rise Of Reginald Perrin.
The tune from (Keith) Floyd cookery programme in the early nineties. Round the Twist. Muppet Babies.