I think it's fairly obvious. . .

. . . I wasn't actually THERE wouldn't you say?
Having missed a Drum/Oompaphone Duet last match I just couldn't resist this. I think it's known as "Hedging your bets?
Why isn't it a Blip for the correct date?
It is, the 11th was Guinness night so I watched until "Chauffeur" arrived then hit record and watched it tonight. 
Ergo, though I knew the score I hadn't actually witnessed "the triumph of bullying & skill over hope & inexperience"?