Hennessy vs class 2018 who joins full effex in week 2 #comments

It seems like you're asking about a specific topic, but I'm not sure what "Hennessy vs Class 2018" refers to. Could you please provide more context or clarify what you're asking about?

Also, I'm assuming "Full Effex" is a team or a group, but I'm not familiar with it. Could you please provide more information about what Full Effex is and what it has to do with the topic you're asking about?

Lastly, I'm not sure what you mean by "who joins full effex in week 2 #comments". Are you asking about a specific event or competition, and what happens in week 2? Could you please provide more context or clarify your question?

I'm here to help and provide information to the best of my abilities, but I need more information to understand what you're asking about.