In case you didn't know, David Leach is the creator of Psyhco Gran and is an editor at Titan Comics, and Bambos has recently worked on The Bash Street Kids for Beano with Mychailo Kazybrid (another artist who started out 30 plus years ago). They've all done much more than that over the past three decades of course!
You can read my report of yesterday's convention on my other blog here:
...and there's a video news item on the event at the Sheffield Live! site here: