MonoMonday: The Hitchhiker's Guide to the Galaxy

Though I haven't seen or read this, even I know that the answer to ultimate question of life, the universe and everything is 42!
A bit of creative thinking needed as this birthday number set - used by Pam on many occasions since the girls were small, not to mention on my 60th birthday - is minus a number four... A bit of Blue Peter "one I made earlier from a breakfast cereal packet" came to the rescue...