Here's a clue for you (not particularly hard, but I just came up with it reading this page's description). Debate Sid's cousin strangely (10)

[rab] Had a brief glimpse of the Everyman last night in the pub, over the shoulder of a friend, as it were. We'd all had far too much to drink to concentrate fully but I did notice that 11 across wasn't completed . . . (4, 8) first word *might* have been 'OPEN'. It's been niggling me so please can you put me out of my misery so's I can get some work done? Oh yes - how do I hide text in here?

[Chalky] Open question (open = public, question = enquiry)Try this: <font color="white">Hello Chalky</font>
[Darren] Round American boy chatting? (10)

[MF] The only thing that is ringing a distant bell is that Egal might be a character, not sure from which play. Or I could be barking up the wrong tree.

[MF] No, no, I think you mean Field event is back on for consideration (10).