A G N B

[excelsior-1]

that's bang out of order

[sunny-dave]

OGM LLO

[Sipowicz]

Gollom?

[chrisrob]

I've heard most of the jokes on this site so often, they fail to amuse me. But this one really did make me smile. Thanks :-)

[roger]

Looks like another Tim Vine to me