Oh dear, that's another promise I haven't kept. If you're not a regular listener and haven't a clue what I'm talking about, you should get yourself up to date, and read the previous post, entitled 'A Little Joke'. A week and a day has gone by and I should have provided this information for you yesterday.

The answer is:

There's a small Medium at large.

Was that worth the wait? I don't think it was, really. Well, at least it was a good idea at the time. Tune in soon, for more superbly witty and humourous delectations. Thank you. Cheery bye, now.