Disguised TV Opening Sequences - Re-edited

Title sequences from classic TV have been altered to hide the shows' true identities. How many do you know?

Take the quiz at Sporcle: http://www.sporcle.com/games/JulieJ/disguised-tv

This is a re-edited version, with over seven minutes cut from the original 20 minute collection. The full openings are still available for viewing.