IUsedToThinkThat

• "Dilute to taste" meant that it wouldn't taste of anything until you added water. This struck me a ludicrous at the time, but I assumed it was just the companies being weird. Or that it was an instruction that you shouldn't try tasting until you'd diluted it (or bad things might happen).
  
• Kiwi fruits were eggs laid by kiwi birds
  
• SitCom? meant "sitting comedy" (as a complement to "stand-up comedy") --B (It actually means "situation comedy")
  
• "misled" was pronounced "my-zild" --Edwin
  

I thought it was 'mizzled' :) - SunKitten

I know someone who pronounced "Fatigue" as "Fatty-goo" for a long while... --Vitenka

On the subject of pronounciation, paradigm was para-dij-em and pseudonym was sway-doe-nym for quite a while until embarrasingly corrected.  Fortunately now I can just claim any mispronounciations are just the English way of saying it and get away with it... --K

My Mother-in-Law pronounces baguette as bag-you-ate --Garbled

• [There was a time when I though that all of humanity was irredeemably evil.]
  
• IUsedToThinkThat people would line up outside the BBC studios every evening at 5 o'clock, and the smartest-dressed one would get to read the 6 o'clock news that day.  I think my dad told me this, although he denies it... --M-A
  
• The fourth of the ThreeMusketeers? was actually called Dogtanian...
  

...and the main character of AroundTheWorldInEightyDays? was called "Willy Fog".  "Phileas" is too tough for children, don'tcha know.

• LionelRichie? (and numerous cover artists) were singing "My knees are like Sunday morning".
  

That's one of the better mishearings I have heard of.  --Vitenka  (Rathergood's butcher song is nice, too.)

Oh, please let's have a whole ToothyWiki MisheardSongLyrics? page. I have loads at home, which I can paste in tonight. --Rachael

You might find [this site] interesting, then. Although possibly not very. --CH

LyricalOddities seems to exist.. - MoonShadow

So, er, what's the real lyric? - SunKitten, ignorant

"I'm easy like..."  --Vitenka  ([Found it]

• The OlympicGames? were held in LeapYear?s because the extra day was needed to organise them.
  
• The discoverer of Penicillin wrote JamesBond novels.