mc5 - Cleri Who's Who

Four lines rhyming AABB - scansion, rhythm, metre and all that malarkey is as random as-u-like. Oh yes - the featured subject, usually a person, is mentioned in the first line.
Here's a full and frank(ly better) intro by Thos along with some that were made earlier.

Often dangled raw meat in front of crocodiles whose dinner he was servin'

His boldness was his demise

Dujon

Said Germain Greer who was ever so sad that she had no chance to say her goodbyes

Ricky Ponting

Tuj

Whose captaincy in the last Ashes series was found wanting

Relied heavilly on Shane Warne

Rosie

But for whose contribution Australian hopes would have been folorn.