Pop No 1s: In psychadelic '67, which old-time dance gave Englebert Humperdink a huge hit?

Questions

as what is haemophilia also known?

bill and hilary clinton switched on the christmas tree lights in belfast in 1990, 1995 or 1996?

which sport allows substitutions without stoppage in play?

what is the study of weather?

approximately how many pounds of cereal will the average american/canadian eat every year?