The title would be there but invisible - only your logo visible, but the browser shows the title. Keep what you have and add:
@@display:none;LABSud@@ Birthe -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/2bfedbf2-a4c5-478a-ab5a-5b6e301c7103%40googlegroups.com.
