I can only think of G1 names off hand, but Squeezer, Floater and Woosie have always cracked me up.
Whizzer is another. :lookround:
Enough said right here! I mean really!
I also always giggle at all the Tarts, like Pumpkin Tart :P and yes, Gigglebean - the hell?
Sandi: not sure how to answer your question appropriately but I guess it´s better than to get you to google it :P
Spoiler
Floater can refer to a body found floating in a body of water (like someone murdered and found in a lake) but it also (more disturbingly) refers to a, erm, faeces that floats in the toilet and refuses to get flushed