Website says "For children under 12 years, the dress code is relaxed", so would seem to be fine, although looks like tickets are full price:
https://www.ccfc.co.uk/news/2023/may/news-hospitality-available-to-book-for-play-off-semi-final/
maybe let kids in via a narrow circular tunnel (similar to those that used to be in the playground at Coombe in the 70's.) Any adults successfully negotiating their way in deserve the discount.
We want Blackburn to get a draw today.
They'll be three points behind us, with 15 goal inferior goal difference. Blackburn then go into their last match with Millwall with all to play for. A Blackburn win against Millwall (with single figure goals) or draw keeps both Blackburn and Millwall...